APA aipamena

Hinchliffe, S. (2003). Understanding environmental issues. United Kingdom: Wiley.

Chicago Style aipamena

Hinchliffe, Steve. Understanding Environmental Issues. United Kingdom: Wiley, 2003.

MLA aipamena

Hinchliffe, Steve. Understanding Environmental Issues. United Kingdom: Wiley, 2003.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.