United States. Department of State. Office of External Research & United States. Central Intelligence Agency. (1972). Who's who in North Vietnam. The Office?.
Citação do estilo Chicago (17ª ed.)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.
Citação MLA (8ª ed.)United States. Department of State. Office of External Research e United States. Central Intelligence Agency. Who's Who in North Vietnam. The Office?, 1972.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.