Viet Nam, Cambodia, Laos, and Thailand / compiled and drawn in the Cartographic Division of the National Geographic Society for the National geographic magazine Wellman Chamberlin, chief cartographer ; Athos D. Grazzini, associate chief cartographer.

Chicago citation style
Viet Nam, Cambodia, Laos, and Thailand / compiled and drawn in the Cartographic Division of the National Geographic Society for the National geographic magazine Wellman Chamberlin, chief cartographer ; Athos D. Grazzini, associate chief cartographer.. 1967. Retrieved from the Digital Public Library of America, http://collections.lib.uwm.edu/cdm/ref/collection/agdm/id/22651. (Accessed December 16, 2019.)
APA citation style
(1967) Viet Nam, Cambodia, Laos, and Thailand / compiled and drawn in the Cartographic Division of the National Geographic Society for the National geographic magazine Wellman Chamberlin, chief cartographer ; Athos D. Grazzini, associate chief cartographer.. Retrieved from the Digital Public Library of America, http://collections.lib.uwm.edu/cdm/ref/collection/agdm/id/22651
MLA citation style
Retrieved from the Digital Public Library of America <http://collections.lib.uwm.edu/cdm/ref/collection/agdm/id/22651>.
Note: These citations are programmatically generated and may be incomplete.