University Council for Educational Administration, Jackson, B. L., Duke, D. L., & Kochan, F. K. (1999). A thousand voices from the firing line: A study of educational leaders, their jobs, their preparation, and the problems they face. University Council for Educational Administration.
Παραπομπή σε μορφή Chicago (17η εκδ.)University Council for Educational Administration, Barbara L. Jackson, Daniel L. Duke, και Frances K. Kochan. A Thousand Voices from the Firing Line: A Study of Educational Leaders, Their Jobs, Their Preparation, and the Problems They Face. Columbia, Mo.: University Council for Educational Administration, 1999.
Παραπομπή σε μορφή MLA (8th εκδ.)University Council for Educational Administration, et al. A Thousand Voices from the Firing Line: A Study of Educational Leaders, Their Jobs, Their Preparation, and the Problems They Face. University Council for Educational Administration, 1999.