TY  - BOOK
AU  - Santos, Gil Nonato C.
AU  - Danac, Alfonso C.
TI  - I-Science(Investigatory science)
SN  - 9789712343994
U1  - 500/Sa596 23
PY  - 2006///
KW  - General science
N1  - Teacher's manual in general science for first year high school; HS
ER  -