Citazione APA

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

Stile di citazione Chicago

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

Citazione MLA

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