Gaya APA

Wheelen, T, L., Hunger, J, D. (2004). Strategic management and business policy (9th ed.). Upper Saddle River: Prentice Hall.

Gaya MLA

Wheelen, Thomas, L.., Hunger, J., David. "Strategic management and business policy". 9th ed. Upper Saddle River: Prentice Hall, 2004. Buku/Printed Material.