APA aipamena

Legrand, W., Sloan, P., & Chen, J. S. (2017). Sustainability in the hospitality industry: Principles of sustainable operations (Third edition.). Routledge.

Chicago Style aipamena

Legrand, Willy, Philip Sloan, and Joseph S. Chen. Sustainability in the Hospitality Industry: Principles of Sustainable Operations. Third edition. Londo: Routledge, 2017.

MLA aipamena

Legrand, Willy, et al. Sustainability in the Hospitality Industry: Principles of Sustainable Operations. Third edition. Routledge, 2017.