APA
Parasuraman A., . (2009). Marketing Research. New Delhi: Biztantra.
Chicago
Parasuraman A, . 2009. Marketing Research. New Delhi: Biztantra.
Harvard
Parasuraman A., . (2009). Marketing Research. New Delhi: Biztantra.
MLA
Parasuraman A, . Marketing Research. New Delhi: Biztantra. 2009.