Freund, P. A., & Ulich, R. (1965). Religion and the public schools. Harvard University Press.
Lua i Stíl Chicago (17ú heag.)Freund, Paul A., agus Robert Ulich. Religion and the Public Schools. Cambridge: Harvard University Press, 1965.
Lua MLA (9ú heag.)Freund, Paul A., agus Robert Ulich. Religion and the Public Schools. Harvard University Press, 1965.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.