TY  - BOOK
AU  - SAN JUAN , C.
AU  - NEM SINGH , ROSARIO P
TI  - Teacher's reviewer
SN  - 971-08-5669-3.
U1  - Fil. 371.1 Sa51t 1994 
PY  - 1994///
CY  - Manila: 
PB  - National Book Store, Inc., 
KW  - Reviewer - LET
ER  -