APA (7th ed.) Citation

Pearl, R. M. (1968). Geology. Cliff's Notes.

Chicago Style (17th ed.) Citation

Pearl, Richard Maxwell. Geology. Lincoln, Nebraska: Cliff's Notes, 1968.

MLA (9th ed.) Citation

Pearl, Richard Maxwell. Geology. Cliff's Notes, 1968.

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