TY  - SER
AU  - Ditan,Carolina Desamero
TI  - Introduction to biological science
SN  - 9710856731
U1  - 570 
PY  - 1994///
CY  - Metro Manila
PB  - National Book Store
KW  - Biology - Study and teaching (Higher)
KW  - Biology - Testbooks
N1  - Biography: p. 219-220
ER  -