Cita APA (7th ed.)

MACNEILL DEBRA J. (1994). CUSTOMER SERVICE EXCELLENCE. BUSINESS ONE IRWIN.

Cita Chicago (17th ed.)

MACNEILL DEBRA J. CUSTOMER SERVICE EXCELLENCE. NEW YORK: BUSINESS ONE IRWIN, 1994.

Cita MLA (9th ed.)

MACNEILL DEBRA J. CUSTOMER SERVICE EXCELLENCE. BUSINESS ONE IRWIN, 1994.