Cita APA (7a ed.)

Walker, O. C. (2016). Marketing Strategy: A Decision-Focused Approach (7th.). McGraw -Hill.

Cita Chicago Style (17a ed.)

Walker, Orville C. Marketing Strategy: A Decision-Focused Approach. 7th. New Delhi: McGraw -Hill, 2016.

Cita MLA (9a ed.)

Walker, Orville C. Marketing Strategy: A Decision-Focused Approach. 7th. McGraw -Hill, 2016.