Citazione Stile APA (7a Edizione)

Spero, J. E. (1982). The politics of international economic relations (2nd ed.). G. Allen & Unwin.

Citazione stile Chigago Style (17a edizione)

Spero, Joan Edelman. The Politics of International Economic Relations. 2nd ed. Boston: G. Allen & Unwin, 1982.

Citatione MLA (9a ed.)

Spero, Joan Edelman. The Politics of International Economic Relations. 2nd ed. G. Allen & Unwin, 1982.