MLA

National Geographic Society (U.S.). Cartographic Division. The Southwest / produced by the Cartographic Division, National Geographic Society ; John B. Garver, Jr., chief cartographer.. BRBL_00506. 1982. https://collections.library.yale.edu/catalog/15811226.

APA, 6th edition

National Geographic Society (U.S.). Cartographic Division. (["BRBL_00506"])(1982)[The Southwest / produced by the Cartographic Division, National Geographic Society ; John B. Garver, Jr., chief cartographer.]. https://collections.library.yale.edu/catalog/15811226.