Cita APA

USA Department of State & Carland, J. M. (2010). Foreign relations of the United States: 1969/76,9 Vietnam, October 1972 - January 1973. Foreign relations of the United States.

Citación estilo Chicago

USA Department of State y John M. Carland. "Foreign Relations of the United States: 1969/76,9 Vietnam, October 1972 - January 1973." Foreign Relations of the United States 2010.

Cita MLA

USA Department of State y John M. Carland. "Foreign Relations of the United States: 1969/76,9 Vietnam, October 1972 - January 1973." Foreign Relations of the United States, 2010.