Haas, R. W. (1986). Industrial marketing management: Text and cases (3ª ed.). Kent.
Cita Chicago (17th ed.)Haas, Robert W. Industrial Marketing Management: Text and Cases. 3ª ed. Kent, 1986.
Cita MLA (9th ed.)Haas, Robert W. Industrial Marketing Management: Text and Cases. 3ª ed. Kent, 1986.
Atenció: Aquestes cites poden no estar 100% correctes.