Cita APA

Leach, H. W., & Breakley, G. C. (1951). Elementary problems in engineering. New York, New York: Macmillan.

Citación estilo Chicago

Leach, H. W., y George C. Breakley. Elementary Problems in Engineering. New York, New York: Macmillan, 1951.

Cita MLA

Leach, H. W., y George C. Breakley. Elementary Problems in Engineering. New York, New York: Macmillan, 1951.