Worester, P. G. (1948). Textbook of geomorphology (2nd ed.). Van Nostrand Reinhold Company.
Chicago ZitierstilWorester, Philip G. Textbook of Geomorphology. 2nd ed. New York: Van Nostrand Reinhold Company, 1948.
MLA ZitierstilWorester, Philip G. Textbook of Geomorphology. 2nd ed. Van Nostrand Reinhold Company, 1948.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.