Cita APA

Strang, R. M. n. 1., & Strang, R. M. n. 1. (1940). An introduction to child study (rev. edition.). New York, New York: Macmillan.

Citación estilo Chicago

Strang, Ruth May n. 1895, y Ruth May n. 1895 Strang. An Introduction to Child Study. rev. edition. New York, New York: Macmillan, 1940.

Cita MLA

Strang, Ruth May n. 1895, y Ruth May n. 1895 Strang. An Introduction to Child Study. rev. edition. New York, New York: Macmillan, 1940.