APA Citation

Pearl, R. M. 1., & Pearl, R. M. 1. (1959). Rocks and minerals. New York, New York: Barnes and Noble.

Chicago Style Citation

Pearl, Richard Maxwell 1913-, and Richard Maxwell 1913- Pearl. Rocks and Minerals. New York, New York: Barnes and Noble, 1959.

MLA Citation

Pearl, Richard Maxwell 1913-, and Richard Maxwell 1913- Pearl. Rocks and Minerals. New York, New York: Barnes and Noble, 1959.

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