Supervisory leadership :
introduction to instructional supervision /
Allan A. Glatthorn.
APA Citation
Glatthorn, A. A. (1990). Supervisory leadership: introduction to instructional supervision. Glenview, Ill.: Scott, Foresman/Little, Brown Higher Education.
MLA Citation
Glatthorn, Allan A., 1924-. Supervisory Leadership: Introduction to Instructional Supervision. Glenview, Ill.: Scott, Foresman/Little, Brown Higher Education, 1990.
Warning: These citations may not always be complete (especially for serials).