Dyfyniad APA

Tapp, A. (2012). Principles of Direct and Database Marketing: A Digital Orientation (4th.). Pearson.

Dyfyniad Arddull Chicago

Tapp, Alan. Principles of Direct and Database Marketing: A Digital Orientation. 4th. Noida: Pearson, 2012.

Dyfyniad MLA

Tapp, Alan. Principles of Direct and Database Marketing: A Digital Orientation. 4th. Pearson, 2012.

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