Gaya APA

BERRY, Leonard L., A. Parasuraman. (1991). Marketing services : competing through quality . New York: Free Press.

Gaya Chicago

BERRY, Leonard L., A. Parasuraman. Marketing services : competing through quality. New York: Free Press, 1991. Text.

Gaya MLA

BERRY, Leonard L., A. Parasuraman. Marketing services : competing through quality. New York: Free Press, 1991. Text.

Gaya Turabian

BERRY, Leonard L., A. Parasuraman. Marketing services : competing through quality. New York: Free Press, 1991. Print.