African Geological Surveys, Unesco, Commission for the Geological Map of the World, & Choubert, G. (1968). Carte tectonique internationale de l'Afrique: International tectonic map of Africa. Association of African Geological Surveys--United Nations Educational, Scientific, and Cultural Organisation.
Chicago Style (17th ed.) CitationAfrican Geological Surveys, Unesco, Commission for the Geological Map of the World, and Georges Choubert. Carte Tectonique Internationale De L'Afrique: International Tectonic Map of Africa. [Paris]: Association of African Geological Surveys--United Nations Educational, Scientific, and Cultural Organisation, 1968.
MLA (9th ed.) CitationAfrican Geological Surveys, et al. Carte Tectonique Internationale De L'Afrique: International Tectonic Map of Africa. Association of African Geological Surveys--United Nations Educational, Scientific, and Cultural Organisation, 1968.