There are no formal guidelines for referencing conferences in the Author/Date section of the Chicago Manual of Style 17th ed. UC will use the guidelines in the Notes section and adapt them to the Author/Date style.
Editor, ed. Year of publication. Title of Work. Location: Publisher. DOI or URL
Australian Psychological Society's Psychology of Relationships Interest Group Conference Proceedings. 2008. Melbourne: Australian Psychological Society. http://ezproxy.canberra.edu.au/login?url=http://search.informit.com.au/browsePublication;res=IELHSS;isbn=9780909881375
Bizirjian, Rosann and Vicky Speck, eds. 2002. Charleston Conference Proceedings. Westport, CO.: Libraries Unlimited.
Author. Year of publication. "Title of Paper." In Title of Proceedings, edited by Editors, pages. Location: Publisher. DOI or URL
Author. Year of publication. "Title of Paper." Title of Proceedings Volume, no. Issue (Month Day, Year of publication): pages. DOI or URL
Edge, M. 1996. "Lifetime Prediction: Fact or Fancy?" In Proceedings of the Conference on Research Techniques in Photographic Conservation, edited by M. S. Koch, T. Padfield, J. S. Johnsen and U. B. Kejser, 97-100. Copenhagen: Royal Danish Academy of Fine Arts.
Kahn, J. T. 2011. "Electrical and Mechanical Design of Multipurpose Ducted-Fan Type VTOL UAV." Canadian Conference on Electrical and Computer Engineering (CCECE) 24th. (May 8-11, 2011): 15-20. doi: 10.1109/CCECE.2011.6030400
Tester, J. W. 2008. “The Future of Geothermal Energy as a Major Global Energy Supplier.” In Proceedings of the Sir Mark Oliphant International Frontier of Science and Technology Australian Geothermal Energy Conference. Canberra: Geoscience Australia. http://www.ga.gov.au/image_cache/GA11825.pdf
Author. Year of conference. "Title of Paper." Paper presented at Title of Conference, Location, Month Day, Year of conference.
Bernecky, Robert. 2003. "An SPMD/SIMD Parallel Tokenizer for APL." Paper presented at APL 2003: Stretching the Mind, San Diego, CA., June 11-14, 2003.
Note: If the author, editor, translator, of the like is unknown, the reference should start with the title. Works attributed to "Anonymous" should use this as the author.
Title of Work. Year of publication. Edition. Location: Publisher. URL
Anonymous. Year of publication. Title of Work. Edition. Location: Publisher. URL
Anonymous. 1796. On the Prosodies of teh Greek and Latin Languages. London.
Macroeconomics, Prices and Quantities: Essays in Memory of Arthur M. Okun. 1983. Oxford: Blackwell.
If the location is unknown, the abbreviation n.p. takes the place of the location.
If the publisher is unknown, just enter the location and date.
If the year is unknown, the abbreviation n.d. or an estimated year in brackets bakes the place of the year.
Browne, J. D. n.d. Forensic Science as a Career. London: Tower.
Smythe, V. [2007?]. Ant Colonies: How They Communicate. Canberra: Emu.
It is always better to read the original source of a quote, however, you may not always have access to the original source. When citing a source you haven't read yourself, but which is referred to in a source you have read, include the original author and date in the text and cite the secondary source.
Schwartz 1987 (quoted in Burton, Westen and Kowalski 2009, p.576) stated that "..."
Burton, Lorelle, Drew Westen and Robin Kowalski. 2009. Psychology. 2nd ed. Milton, Australia: Wiley.
Conference proceedings - Conference Proceedings
Published conference paper - Book Section or Electronic Book Section or Journal Article or Electronic Article
Paper presented at a conference - Conference Paper