Citazione Stile APA (7a Edizione)

Cline, R. S. (1980). World power trends and U.S. foreign policy for the 1980's. Westview Press.

Citazione stile Chigago Style (17a edizione)

Cline, Ray S. World Power Trends and U.S. Foreign Policy for the 1980's. Boulder, Colo: Westview Press, 1980.

Citatione MLA (9a ed.)

Cline, Ray S. World Power Trends and U.S. Foreign Policy for the 1980's. Westview Press, 1980.