APA aipamena

Enke, S. (1950). Intermediate economic theory.

Chicago Style aipamena

Enke, Stephen. Intermediate Economic Theory. Prentice-Hall Inc., New York, 1950.

MLA aipamena

Enke, Stephen. Intermediate Economic Theory. 1950.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.