Gaya APA
Parasuraman, A.. (1991).
Marketing research 2nd ed. (Ed. 2).
USA:
Addison-Wesley Publishing Company.
Gaya Chicago
Parasuraman, A..
Marketing research 2nd ed..
Ed. 2
USA:
Addison-Wesley Publishing Company,
1991.
Text.
Gaya MLA
Parasuraman, A..
Marketing research 2nd ed..
Ed. 2
USA:
Addison-Wesley Publishing Company,
1991.
Text.
Gaya Turabian
Parasuraman, A..
Marketing research 2nd ed..
Ed. 2
USA:
Addison-Wesley Publishing Company,
1991.
Print.