Gaya APA

Wheelen, T, L., Hunger, J, D. (2004). Concepts in Startegic Management and Business Policy . New Jersey: Pearson Prentice Hall.

Gaya MLA

Wheelen, Thomas, L.., Hunger, J., David. "Concepts in Startegic Management and Business Policy". New Jersey: Pearson Prentice Hall, 2004. Text.