Style de citation APA

Worester, P. G. (1948). Textbook of geomorphology (2nd ed.). Van Nostrand Reinhold Company.

Style de citation Chicago

Worester, Philip G. Textbook of Geomorphology. 2nd ed. New York: Van Nostrand Reinhold Company, 1948.

Style de citation MLA

Worester, Philip G. Textbook of Geomorphology. 2nd ed. Van Nostrand Reinhold Company, 1948.