Style de citation APA (7e éd.)

ebrary, Inc, Buckley, R., & Font, X. (2001). Tourism ecolabelling: Certification and promotion of sustainable management. CABI Pub..

Style de citation Chicago (17e éd.)

ebrary, Inc, Ralf Buckley, et Xavier Font. Tourism Ecolabelling: Certification and Promotion of Sustainable Management. Wallingford, Oxon ; New York: CABI Pub., 2001.

Style de citation MLA (9e éd.)

ebrary, Inc, et al. Tourism Ecolabelling: Certification and Promotion of Sustainable Management. CABI Pub., 2001.