Style de citation APA

William D. Thornbury. (2002). Principles of Geomorphology (2nd.). CBS.

Style de citation Chicago

William D. Thornbury. Principles of Geomorphology. 2nd. NewDelhi: CBS, 2002.

Style de citation MLA

William D. Thornbury. Principles of Geomorphology. 2nd. CBS, 2002.

Attention : ces citations peuvent ne pas être correctes à 100%.