APA-referens

Allison, R. J. (2002). Applied geomorphology theory and practice. John Wiley & Sons.

Chicago-stil citat

Allison, R. J. Applied Geomorphology Theory and Practice. West Sussex, England: John Wiley & Sons, 2002.

MLA-referens

Allison, R. J. Applied Geomorphology Theory and Practice. John Wiley & Sons, 2002.