APA-viite

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

Chicago-tyylinen lähdeviittaus

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

MLA-viite

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