APA
Shajahan S., . (2005). Marketing research. Macmillan, New Delhi: .
Chicago
Shajahan S, . 2005. Marketing research. Macmillan, New Delhi: .
Harvard
Shajahan S., . (2005). Marketing research. Macmillan, New Delhi: .
MLA
Shajahan S, . Marketing research. Macmillan, New Delhi: . 2005.