Commercial travelers' guide to Latin America.
APA Citation
United States. Bureau of Foreign and Domestic Commerce. (193840). Commercial travelers' guide to Latin America. Washington: U.S. Govt. print. off..
MLA Citation
United States. Bureau of Foreign and Domestic Commerce. Commercial Travelers' Guide to Latin America. Washington: U.S. Govt. print. off., 193840.
Warning: These citations may not always be complete (especially for serials).