APA (7th ed.) Citation

James, E., Barkin, C., Dorn, D., & Stan, S. (1975). The simple facts of simple machines. Lothrop, Lee & Shepard.

Chicago Style (17th ed.) Citation

James, Elizabeth, Carol Barkin, Daniel Dorn, and Susan Stan. The Simple Facts of Simple Machines. New York: Lothrop, Lee & Shepard, 1975.

MLA (9th ed.) Citation

James, Elizabeth, et al. The Simple Facts of Simple Machines. Lothrop, Lee & Shepard, 1975.