Donaldson, B. (1998). Sales management/2e: Theory and practice (2nd ed.). Macmillan.
Chicago Style aipamenaDonaldson, Bill. Sales Management/2e: Theory and Practice. 2nd ed. London: Macmillan, 1998.
MLA aipamenaDonaldson, Bill. Sales Management/2e: Theory and Practice. 2nd ed. Macmillan, 1998.
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