International Geological Congress :
twenty-fourth session = Congrès Géologique International : vingt-quatrieme session : Canada, 1972.
APA Citation
International Geological Congress (24th : 1972 : Montréal, Q. (19721973). International Geological Congress: twenty-fourth session = Congrès Géologique International : vingt-quatrieme session : Canada, 1972. Montréal: The Congress.
MLA Citation
International Geological Congress (24th : 1972 : Montréal, Québec). International Geological Congress: Twenty-fourth Session = Congrès Géologique International : Vingt-quatrieme Session : Canada, 1972. Montréal: The Congress, 19721973.
Warning: These citations may not always be complete (especially for serials).