Lua APA (7ú heag.)

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

Lua i Stíl Chicago (17ú heag.)

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

Lua MLA (9ú heag.)

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

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