TY  - BOOK
AU  - Gregorio, Herman C.
TI  - Principles and methods of teaching
SN  - 9 71 871108 2
U1  - BFil. 371.102 
PY  - 1976///
CY  - -Quezon City
PB  - Garotech Publishing
N1  - Includes glossary, appendix and index
ER  -