Jobber, D., & Lancaster, G. (2006). Selling and sales management (Seventh edition.). Financial Times/Prentice Hall.
Chicago-viite (17. p.)Jobber, David, ja Geoffrey Lancaster. Selling and Sales Management. Seventh edition. Harlow, England ; New York: Financial Times/Prentice Hall, 2006.
MLA-viite (8. p.)Jobber, David, ja Geoffrey Lancaster. Selling and Sales Management. Seventh edition. Financial Times/Prentice Hall, 2006.
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