Huggett, R. J. (2007). Fundamentals of geomorphology: Second edition. Routledge.
Chicago Style (17th ed.) ZitazioaHuggett, Richard John. Fundamentals of Geomorphology: Second Edition. London ; New York: Routledge, 2007.
MLA (9th ed.) ZitazioaHuggett, Richard John. Fundamentals of Geomorphology: Second Edition. Routledge, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.