VENUGOPAL PINGALI. (2001). MARKETING CHANNEL MANAGEMENT. RESPONSE BOOKS.
Cita Chicago (17th ed.)VENUGOPAL PINGALI. MARKETING CHANNEL MANAGEMENT. NEW DELHI: RESPONSE BOOKS, 2001.
Cita MLA (9th ed.)VENUGOPAL PINGALI. MARKETING CHANNEL MANAGEMENT. RESPONSE BOOKS, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.