Majumdar, R. (1991). Marketing Research. New Age International.
Cita Chicago (17th ed.)Majumdar, Ramanuj. Marketing Research. New Delhi: New Age International, 1991.
Cita MLA (9th ed.)Majumdar, Ramanuj. Marketing Research. New Age International, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.