Kagan, J., & Lang, C. (1978). Psychology and education: An introduction. Harcourt Brace Jovanovich.
Lua i Stíl Chicago (17ú heag.)Kagan, Jerome, agus Cynthia Lang. Psychology and Education: An Introduction. New York: Harcourt Brace Jovanovich, 1978.
Lua MLA (9ú heag.)Kagan, Jerome, agus Cynthia Lang. Psychology and Education: An Introduction. Harcourt Brace Jovanovich, 1978.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.