TY  - BOOK
AU  - Aquino, Gaudencio V.
AU  - Abeltera, Rosalina C.
AU  - Hidalgo, Ligaya C.
TI  - Principles of teaching and educational technology
AV  - F LB  1028.3 Aq56 1988 
PY  - 1988///
CY  - Manila
PB  - National Book Store
KW  - Educational technology
ER  -