United States. Office of Strategic Services. (1944). Thailand and French Indochina, ethnic groups (Provisional edition, 11 Nov. 1944.). OSS.
Chicago Style (17th ed.) CitationUnited States. Office of Strategic Services. Thailand and French Indochina, Ethnic Groups. Provisional edition, 11 Nov. 1944. [Washington]: OSS, 1944.
MLA (9th ed.) CitationUnited States. Office of Strategic Services. Thailand and French Indochina, Ethnic Groups. Provisional edition, 11 Nov. 1944. OSS, 1944.
Warning: These citations may not always be 100% accurate.