Cita APA

Gesell, A., & Ilg, F. L. (1946). The Child from Five to Ten. Harper & Brothers.

Citación estilo Chicago

Gesell, Arnold, and Frances L. Ilg. The Child from Five to Ten. New York: Harper & Brothers, 1946.

Cita MLA

Gesell, Arnold, and Frances L. Ilg. The Child from Five to Ten. Harper & Brothers, 1946.