APA aipamena

Keat,Paul G, & K Y,Philip. (2004). Managerial economics (4.). Pearson Education.

Chicago Style aipamena

Keat,Paul G, and K Y,Philip. Managerial Economics. 4. New Delhi: Pearson Education, 2004.

MLA aipamena

Keat,Paul G, and K Y,Philip. Managerial Economics. 4. Pearson Education, 2004.