APA aipamena

Neale, G. A. (1998). The Green travel guide.

Chicago Style aipamena

Neale, Greg; Author. The Green Travel Guide. London, Earthscan, 1998.

MLA aipamena

Neale, Greg; Author. The Green Travel Guide. 1998.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.