Cite

Close-up: U.S.A., Alaska. Produced by the Cartographic Division, National Geographic Society. William T. Peele, chief cartographer, David W. Cook, associate chief cartographer.

MLA

National Geographic Society (U.S.). Cartographic Division. Close-up: U.S.A., Alaska. Produced by the Cartographic Division, National Geographic Society. William T. Peele, chief cartographer, David W. Cook, associate chief cartographer.. BRBL_00631. 1975. https://collections.library.yale.edu/catalog/15821732.

APA, 6th edition

National Geographic Society (U.S.). Cartographic Division. (["BRBL_00631"])(1975)[Close-up: U.S.A., Alaska. Produced by the Cartographic Division, National Geographic Society. William T. Peele, chief cartographer, David W. Cook, associate chief cartographer.]. https://collections.library.yale.edu/catalog/15821732.