Cita APA

USA Department of State. (2006). Foreign relations of the United States: 1969/76,14 Soviet Union : october 1971 - may 1972. Foreign relations of the United States.

Citación estilo Chicago

USA Department of State. "Foreign Relations of the United States: 1969/76,14 Soviet Union : October 1971 - May 1972." Foreign Relations of the United States 2006.

Cita MLA

USA Department of State. "Foreign Relations of the United States: 1969/76,14 Soviet Union : October 1971 - May 1972." Foreign Relations of the United States, 2006.