Gesell, A., & Ilg, F. L. (1946). The Child from Five to Ten. Harper & Brothers.
Cita Chicago (17th ed.)Gesell, Arnold, i Frances L. Ilg. The Child from Five to Ten. New York: Harper & Brothers, 1946.
Cita MLA (9th ed.)Gesell, Arnold, i Frances L. Ilg. The Child from Five to Ten. Harper & Brothers, 1946.
Atenció: Aquestes cites poden no estar 100% correctes.