Gaya APA

SEWELL, Carl, Paul B. Brown. (1991). The golden rules of customer care . London: Business Book Limited.

Gaya Chicago

SEWELL, Carl, Paul B. Brown. The golden rules of customer care. London: Business Book Limited, 1991. Text.

Gaya MLA

SEWELL, Carl, Paul B. Brown. The golden rules of customer care. London: Business Book Limited, 1991. Text.

Gaya Turabian

SEWELL, Carl, Paul B. Brown. The golden rules of customer care. London: Business Book Limited, 1991. Print.