Gaya APA

Cravens, D, W., Piercy, N, F. (2006). Strategic Marketing eighth edition (eighth edition). New York: BMcGraw-Hill/Irwin educationonanza BookS.

Gaya MLA

Cravens, David, W.., Piercy, Nigel, F.. "Strategic Marketing eighth edition". eighth edition New York: BMcGraw-Hill/Irwin educationonanza BookS, 2006. MM.