Παραπομπή APA
Gemmel, P., Dierdonck, R. V., & Looy, B. V. (2003). Services management: An integrated approach (2nd ed.). Harlow: Prentice Hall/Financial Times.
Παραπομπή Chicago StyleGemmel, Paul., Roland Van Dierdonck, and Bart Van Looy. Services Management: An Integrated Approach. 2nd ed. Harlow: Prentice Hall/Financial Times, 2003.
Παραπομπή MLAGemmel, Paul., Roland Van Dierdonck, and Bart Van Looy. Services Management: An Integrated Approach. 2nd ed. Harlow: Prentice Hall/Financial Times, 2003.
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