Dyfyniad APA
Clabaugh, M. (1992). Practical selling: A case approach. West Publishing.
Dyfyniad Arddull Chicago
Clabaugh, Maurice. Practical Selling: A Case Approach. St Paul: West Publishing, 1992.
Dyfyniad MLA
Clabaugh, Maurice. Practical Selling: A Case Approach. West Publishing, 1992.
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