KERIN, R. A. (2010). Strategic Marketing Problems: Cases and Comments. Pearson.
Lua i Stíl Chicago (17ú heag.)KERIN, Roger A. Strategic Marketing Problems: Cases and Comments. Pearson, 2010.
Lua MLA (8ú heag.)KERIN, Roger A. Strategic Marketing Problems: Cases and Comments. Pearson, 2010.
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