Donaldson, B. (2007). Sales management: Principles, process, and practice (3rd ed.). Palgrave Macmillan.
Chicago-viite (17. p.)Donaldson, Bill. Sales Management: Principles, Process, and Practice. 3rd ed. Basingstoke: Palgrave Macmillan, 2007.
MLA-viite (8. p.)Donaldson, Bill. Sales Management: Principles, Process, and Practice. 3rd ed. Palgrave Macmillan, 2007.
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