Obermayer, J. (2007). Managing sales leads: Turning cold prospects into hot customers. Mason, Ohio: Thomson/South-Western.
Chicago-стиль цитированияObermayer, James. Managing Sales Leads: Turning Cold Prospects Into Hot Customers. Mason, Ohio: Thomson/South-Western, 2007.
MLA-цитированиеObermayer, James. Managing Sales Leads: Turning Cold Prospects Into Hot Customers. Mason, Ohio: Thomson/South-Western, 2007.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.