APA (7th ed.) Citation

GILLULY, J. (1968). Principles of Geology. W. H. Freeman.

Chicago Style (17th ed.) Citation

GILLULY, James. Principles of Geology. W. H. Freeman, 1968.

MLA (8th ed.) Citation

GILLULY, James. Principles of Geology. W. H. Freeman, 1968.

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