Citação norma APA

USA Department of State. (2003). Foreign relations of the United States: 1964/68,7 Vietnam September 1968 - January 1969. Foreign relations of the United States.

Citação norma Chicago

USA Department of State. "Foreign Relations of the United States: 1964/68,7 Vietnam September 1968 - January 1969." Foreign Relations of the United States 2003.

Citação norma MLA

USA Department of State. "Foreign Relations of the United States: 1964/68,7 Vietnam September 1968 - January 1969." Foreign Relations of the United States, 2003.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.