Cita APA (7th ed.)

Snider, D. (1964). Introduction to international Economics (3rd.). Richard. D. Irwin.

Cita Chicago (17th ed.)

Snider, Delbert. Introduction to International Economics. 3rd. New York: Richard. D. Irwin, 1964.

Cita MLA (9th ed.)

Snider, Delbert. Introduction to International Economics. 3rd. Richard. D. Irwin, 1964.