Peterson, P. E. (1976). School politics Chicago style. University of Chicago Press.
Lua i Stíl Chicago (17ú heag.)Peterson, Paul E. School Politics Chicago Style. Chicago: University of Chicago Press, 1976.
Lua MLA (9ú heag.)Peterson, Paul E. School Politics Chicago Style. University of Chicago Press, 1976.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.