APA (7th ed.) Citation

Worcester, P. (1961). A Textbook of geomorphology. Van Nostrand.

Chicago Style (17th ed.) Citation

Worcester, Phillip. A Textbook of Geomorphology. Van Nostrand, 1961.

MLA (8th ed.) Citation

Worcester, Phillip. A Textbook of Geomorphology. Van Nostrand, 1961.

Warning: These citations may not always be 100% accurate.