Cita APA (7th ed.)
Kurtz, D. L., & Clow, K. E. (1998). Services marketing. J. Wiley & Sons.
Cita Chicago (17th ed.)
Kurtz, David L., i Kenneth E. Clow. Services Marketing. New York, NY: J. Wiley & Sons, 1998.
Cita MLA (9th ed.)
Kurtz, David L., i Kenneth E. Clow. Services Marketing. J. Wiley & Sons, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.