Walker, G. L. (1976). Administrative and other selected Factors which may lead to innovation in secondary schools ((Facs.).). Xerox Univ. Micofilms [u.a.].
Chicago-Zitierstil (17. Ausg.)Walker, Gary Lee. Administrative and Other Selected Factors Which May Lead to Innovation in Secondary Schools. (Facs.). Ann Arbor, Mich: Xerox Univ. Micofilms [u.a.], 1976.
MLA-Zitierstil (9. Ausg.)Walker, Gary Lee. Administrative and Other Selected Factors Which May Lead to Innovation in Secondary Schools. (Facs.). Xerox Univ. Micofilms [u.a.], 1976.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.