Cita APA

USA Department of State. (2006). Foreign relations of the United States: 1969/76,12 Soviet Union : january 1969 - october 1970. Foreign relations of the United States.

Citación estilo Chicago

USA Department of State. "Foreign Relations of the United States: 1969/76,12 Soviet Union : January 1969 - October 1970." Foreign Relations of the United States 2006.

Cita MLA

USA Department of State. "Foreign Relations of the United States: 1969/76,12 Soviet Union : January 1969 - October 1970." Foreign Relations of the United States, 2006.