Gaya APA

[at.all], O, C, W. (2004). Marketing Strategy : a decision-Focused Approach (4). nEW dELHI: Tata McGraw-Hill Publishing Company Ltd..

Gaya MLA

[at.all], Orville, C., Walker. "Marketing Strategy : a decision-Focused Approach". 4 nEW dELHI: Tata McGraw-Hill Publishing Company Ltd., 2004. Text.