International Geological Congress Paris, France. (1980). Guide-book =: Livret-guide. the Congress.
Chicago Style (17th ed.) CitationInternational Geological Congress Paris, France. Guide-book =: Livret-guide. Paris: the Congress, 1980.
MLA (8th ed.) CitationInternational Geological Congress Paris, France. Guide-book =: Livret-guide. the Congress, 1980.
Warning: These citations may not always be 100% accurate.