APA Alıntı

Guess,George M. (1987). The politics of United States foreign aid. Croom Helm.

Chicago Stili Alıntı

Guess,George M. The Politics of United States Foreign Aid. London: Croom Helm, 1987.

MLA Alıntı

Guess,George M. The Politics of United States Foreign Aid. Croom Helm, 1987.