A. Aakter, D. (2009). Marketing Research (9thed.). Willey.
Tohutoru Kātū Chicago (17th ed.)A. Aakter, David. Marketing Research. 9thed. India: Willey, 2009.
Tohutoro MLA (9th ed.)A. Aakter, David. Marketing Research. 9thed. Willey, 2009.
Kia tūpato: Kāore pea ēnei kupu hautoa i te ōrite pū 100%.