Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.