Obermayer, J., & James Obermayer. Managing sales leads: Turning cold prospects into hot customers. [Chicago, Ill.],Mason, Ohio,[Chicago, Ill.]: American Marketing Association,Thomson/South-Western,Racom Communications.
استشهاد بنمط شيكاغوObermayer, James, و James Obermayer. Managing Sales Leads: Turning Cold Prospects Into Hot Customers. [Chicago, Ill.],Mason, Ohio,[Chicago, Ill.]: American Marketing Association,Thomson/South-Western,Racom Communications.
MLA استشهادObermayer, James, و James Obermayer. Managing Sales Leads: Turning Cold Prospects Into Hot Customers. [Chicago, Ill.],Mason, Ohio,[Chicago, Ill.]: American Marketing Association,Thomson/South-Western,Racom Communications.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.