APA (7th ed.) Citation

Foster. (1975). Physical geology (2nd ed.). Charles E. Merrill.

Chicago Style (17th ed.) Citation

Foster. Physical Geology. 2nd ed. Columbus, Ohio: Charles E. Merrill, 1975.

MLA (8th ed.) Citation

Foster. Physical Geology. 2nd ed. Charles E. Merrill, 1975.

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