Steinbrink, J. P. (1989). Dartnell sales manager's hand book /14e (14th ed.). UBSPD.
Chicago Edition CitationSteinbrink, John P. Dartnell Sales Manager's Hand Book /14e. 14th ed. New Delhi: UBSPD, 1989.
Cita MLASteinbrink, John P. Dartnell Sales Manager's Hand Book /14e. 14th ed. UBSPD, 1989.
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