Cita APA (7th ed.)

Baldwin, B. T., & Stecher, L. I. (1927). The psychology of the preschool child. D. Appleton and Company.

Cita Chicago (17th ed.)

Baldwin, Bird T., i Lorle Ida Stecher. The Psychology of the Preschool Child. New York: D. Appleton and Company, 1927.

Cita MLA (9th ed.)

Baldwin, Bird T., i Lorle Ida Stecher. The Psychology of the Preschool Child. D. Appleton and Company, 1927.