Cita APA (7a ed.)

Pearl, R. M. (1959). 1001 questions answered: About the mineral Kingdom. Grosset and Dunlap.

Cita Chicago Style (17a ed.)

Pearl, Richard Maxwell. 1001 Questions Answered: About the Mineral Kingdom. New York: Grosset and Dunlap, 1959.

Cita MLA (8a ed.)

Pearl, Richard Maxwell. 1001 Questions Answered: About the Mineral Kingdom. Grosset and Dunlap, 1959.