TY  - BOOK
AU  - Gellor, Jaime Mendez.
AU  - 
ED  - 
ED  - 
ED  - 
ED  - 
SN  - 2
PY  - 1976///.46
CY  - [Rizal, Philippines]
PB  - National Book Store
KW  - 
KW  - 2
KW  - 0
KW  - 6
KW  - 20
KW  - Education;Teaching
KW  - Philippines
N1  - Bibliography: p. 174-175; 5
ER  -