Webster, W. E. (1994). Voices in the Hall high school pricipals at work. Phi Delta Kappa Educational Foundation.
Chicago-Zitierstil (17. Ausg.)Webster, William E. Voices in the Hall High School Pricipals at Work. USA: Phi Delta Kappa Educational Foundation, 1994.
MLA-Zitierstil (9. Ausg.)Webster, William E. Voices in the Hall High School Pricipals at Work. Phi Delta Kappa Educational Foundation, 1994.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.