APA-viite (7. p.)

Walker, O. C. (2014). Marketing strategy a decision-focused approach 8th ed. McGraw-Hill.

Chicago-viite (17. p.)

Walker, Orville C. Marketing Strategy a Decision-focused Approach 8th Ed. McGraw-Hill, 2014.

MLA-viite (8. p.)

Walker, Orville C. Marketing Strategy a Decision-focused Approach 8th Ed. McGraw-Hill, 2014.