APA (7th ed.) Zitazioa

Snider, A. D. (1979). Introduction to international economics (7th ed.). Richard D.Irwin.

Chicago Style (17th ed.) Zitazioa

Snider, A. Delbert. Introduction to International Economics. 7th ed. Illinois: Richard D.Irwin, 1979.

MLA (9th ed.) Zitazioa

Snider, A. Delbert. Introduction to International Economics. 7th ed. Richard D.Irwin, 1979.