TY  - BOOK
AU  - Ditan, Carolina Desamero,
TI  - Introduction to biological science
SN  - 9710856731
U1  - 574 
PY  - 1994///
CY  - Quezon City
PB  - National Bookstore
KW  - Biology
KW  - Study and teaching (Higher)
KW  - Textbooks
N1  - Includes Bibliography pages (219-220)
ER  -