Gordon, I. J. (1966). Studying the child in the school. Wiley.
Lua i Stíl Chicago (17ú heag.)Gordon, Ira J. Studying the Child in the School. New York: Wiley, 1966.
Lua MLA (8ú heag.)Gordon, Ira J. Studying the Child in the School. Wiley, 1966.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.