Cita APA (7th ed.)

Sloan, P., Legrand, W., & Chen, J. S. (2016). Sustainability in the hospitality industry: Principles of sustainable operations (Third edition.). Routledge.

Cita Chicago (17th ed.)

Sloan, Philip, Willy Legrand, i Joseph S. Chen. Sustainability in the Hospitality Industry: Principles of Sustainable Operations. Third edition. Abingdon, Oxon, New York, NY: Routledge, 2016.

Cita MLA (9th ed.)

Sloan, Philip, et al. Sustainability in the Hospitality Industry: Principles of Sustainable Operations. Third edition. Routledge, 2016.