(1972). Economic and social assistance to Vietnam 1972. [S.l.]: [s.n.].
Chicago-stil citatEconomic and Social Assistance to Vietnam 1972. [S.l.]: [s.n.], 1972.
MLA-referensEconomic and Social Assistance to Vietnam 1972. [S.l.]: [s.n.], 1972.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.