APA (7th ed.) Zitazioa

Calkins, R. M. (1981). Antitrust Guidelines for the Business Executive. Dow Jones- Irwin.

Chicago Style (17th ed.) Zitazioa

Calkins, Richard M. Antitrust Guidelines for the Business Executive. Homewood Ill: Dow Jones- Irwin, 1981.

MLA (9th ed.) Zitazioa

Calkins, Richard M. Antitrust Guidelines for the Business Executive. Dow Jones- Irwin, 1981.