High School Geography Project. Committee on Maps and Aerial Photographs & Association of American Geographers. (1970). Sources of information and materials: Maps and aerial photographs; a reference book. Association of American Geographers.
Chicago Style (17th ed.) CitationHigh School Geography Project. Committee on Maps and Aerial Photographs and Association of American Geographers. Sources of Information and Materials: Maps and Aerial Photographs; a Reference Book. [Boulder, Colo.]: Association of American Geographers, 1970.
MLA (9th ed.) CitationHigh School Geography Project. Committee on Maps and Aerial Photographs and Association of American Geographers. Sources of Information and Materials: Maps and Aerial Photographs; a Reference Book. Association of American Geographers, 1970.