Perceptions of certain school officials on some supervisory functions and techniques of the agricultural school principal [microform].

Bibliographische Detailangaben
1. Verfasser: Sanguansri, Suraphol 1928-
Format: Visual Material
Sprache:English
Veröffentlicht: Quezon City Photoduplication Service,University of the Philippines Library 1975.
Schlagworte: