Hutt, M. D., & Speh, T. W. (2001). Business marketing management: A strategic view of industrial and organizational markets (7th ed.). Harcourt College Publishers.
Lua i Stíl Chicago (17ú heag.)Hutt, Michael D., agus Thomas W. Speh. Business Marketing Management: A Strategic View of Industrial and Organizational Markets. 7th ed. Fort Worth, TX: Harcourt College Publishers, 2001.
Lua MLA (9ú heag.)Hutt, Michael D., agus Thomas W. Speh. Business Marketing Management: A Strategic View of Industrial and Organizational Markets. 7th ed. Harcourt College Publishers, 2001.
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