Ingram, T. N. . .., & Laforge,Raymond W. (2010). Sales management: Analysis and decision making (6th ed.). Thomson Learning.
Chicago-стиль цитированияIngram, Thomas N ., and Laforge,Raymond W. Sales Management: Analysis and Decision Making. 6th ed. Canada: Thomson Learning, 2010.
MLA-цитированиеIngram, Thomas N ., and Laforge,Raymond W. Sales Management: Analysis and Decision Making. 6th ed. Thomson Learning, 2010.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.