Dyfyniad APA

Ferrel, O. (2014). Marketing Strategy Text and cases (6th edition). Cengage Lerning.

Dyfyniad Arddull Chicago

Ferrel, O.C. Marketing Strategy Text and Cases (6th Edition). Cengage Lerning, 2014.

Dyfyniad MLA

Ferrel, O.C. Marketing Strategy Text and Cases (6th Edition). Cengage Lerning, 2014.

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