Citação norma APA

USA Department of State & Geyer, D. C. (2007). Foreign relations of the United States: 1969/76,40 Germany and Berlin : 1969 - 1972. Foreign relations of the United States.

Citação norma Chicago

USA Department of State and David C. Geyer. "Foreign Relations of the United States: 1969/76,40 Germany and Berlin : 1969 - 1972." Foreign Relations of the United States 2007.

Citação norma MLA

USA Department of State and David C. Geyer. "Foreign Relations of the United States: 1969/76,40 Germany and Berlin : 1969 - 1972." Foreign Relations of the United States, 2007.

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