Action research in some subject areas conducted by principals I and head teachers in Cebu Division 1969-1970 [microform].

Xehetasun bibliografikoak
Egile nagusia: Codera, Arcadio B. 1914-
Formatua: Visual Material
Hizkuntza:English
Argitaratua: Quezon City Photoduplication Service, University of the Philippines Library 1979.
Gaiak: