APA aipamena

United States. Department of State. Office of External Research & United States. Central Intelligence Agency. (1972). Who's who in North Vietnam. The Office?.

Chicago Style aipamena

United States. Department of State. Office of External Research and United States. Central Intelligence Agency. Who's Who in North Vietnam. [Washington?: The Office?, 1972.

MLA aipamena

United States. Department of State. Office of External Research and United States. Central Intelligence Agency. Who's Who in North Vietnam. The Office?, 1972.