Dyfyniad APA

Frank, W. W., & Lapp, C. L. (1959). How to outsell the born salesman. The MacMillan Company.

Dyfyniad Arddull Chicago

Frank, William W., and Charles L. Lapp. How to Outsell the Born Salesman. New York: The MacMillan Company, 1959.

Dyfyniad MLA

Frank, William W., and Charles L. Lapp. How to Outsell the Born Salesman. The MacMillan Company, 1959.

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