United States. Department of State. Office of External Research & United States. Central Intelligence Agency. (1972). Who's who in North Vietnam. The Office?.
Cytowanie według stylu Chicago (wyd. 17)United States. Department of State. Office of External Research i United States. Central Intelligence Agency. Who's Who in North Vietnam. [Washington?: The Office?, 1972.
Cytowanie według stylu MLA (wyd. 8)United States. Department of State. Office of External Research i United States. Central Intelligence Agency. Who's Who in North Vietnam. The Office?, 1972.
Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..