APA aipamena

(2012). Responsible tourism: Concepts, theories and practices. Cambridge, MA: CAB International.

Chicago Style aipamena

Responsible Tourism: Concepts, Theories and Practices. Cambridge, MA: CAB International, 2012.

MLA aipamena

Responsible Tourism: Concepts, Theories and Practices. Cambridge, MA: CAB International, 2012.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.