Cita APA (7a ed.)

Geological Association of Canada. Annual Meeting. (1989). Geological Association of Canada, Mineralogical Association of Canada: Annual Meeting, May 15-17, 1989. Geological and Mineralogical Association of Canada.

Cita Chicago Style (17a ed.)

Geological Association of Canada. Annual Meeting. Geological Association of Canada, Mineralogical Association of Canada: Annual Meeting, May 15-17, 1989. Ontario: Geological and Mineralogical Association of Canada, 1989.

Cita MLA (9a ed.)

Geological Association of Canada. Annual Meeting. Geological Association of Canada, Mineralogical Association of Canada: Annual Meeting, May 15-17, 1989. Geological and Mineralogical Association of Canada, 1989.