Cohen, M., & Bodeker, G. (2008). Understanding the global spa industry: Spa management. Butterworth-Heimann.
Chicago Style (17. basım) AtıfCohen, Marc, ve Gerard Bodeker. Understanding the Global Spa Industry: Spa Management. Amsterdam: Butterworth-Heimann, 2008.
MLA (9th ed.) AtıfCohen, Marc, ve Gerard Bodeker. Understanding the Global Spa Industry: Spa Management. Butterworth-Heimann, 2008.
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