APA aipamena

Parasuraman, A. (1991). Marketing research (2nd ed.). Addison-Wesley.

Chicago Style aipamena

Parasuraman, A. Marketing Research. 2nd ed. Reading, Mass: Addison-Wesley, 1991.

MLA aipamena

Parasuraman, A. Marketing Research. 2nd ed. Addison-Wesley, 1991.