Παραπομπή APA

Mansfield, E. (1974). Principles of macroeconomics. Nortan.

Παραπομπή Chicago Style

Mansfield, Edwin. Principles of Macroeconomics. New York: Nortan, 1974.

Παραπομπή MLA

Mansfield, Edwin. Principles of Macroeconomics. Nortan, 1974.