Association of American Geographers. (1961). Status and trends of geography in the United States, 1957-1960: A report prepared for the Commission on Geography, Pan American Institute of Geography and History by the Committee of the Association of American Geographers on the Status and Trends of Geography in the United States, 1957-1960. Association of American Geographers.
Cita Chicago Style (17a ed.)Association of American Geographers. Status and Trends of Geography in the United States, 1957-1960: A Report Prepared for the Commission on Geography, Pan American Institute of Geography and History by the Committee of the Association of American Geographers on the Status and Trends of Geography in the United States, 1957-1960. [Washington]: Association of American Geographers, 1961.
Cita MLA (9a ed.)Association of American Geographers. Status and Trends of Geography in the United States, 1957-1960: A Report Prepared for the Commission on Geography, Pan American Institute of Geography and History by the Committee of the Association of American Geographers on the Status and Trends of Geography in the United States, 1957-1960. Association of American Geographers, 1961.
