APA (7th ed.) Zitazioa

Peterson, W. L. (1971). Principles of economics micro. Richard D.Irwin.

Chicago Style (17th ed.) Zitazioa

Peterson, Willis L. Principles of Economics Micro. Homewood: Richard D.Irwin, 1971.

MLA (9th ed.) Zitazioa

Peterson, Willis L. Principles of Economics Micro. Richard D.Irwin, 1971.