APA aipamena

Lockwood A. (2001). Tourism and hospitality in the 21st century.

Chicago Style aipamena

Lockwood A. Tourism and Hospitality in the 21st Century. Routledge,London, 2001.

MLA aipamena

Lockwood A. Tourism and Hospitality in the 21st Century. 2001.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.