TY  - BOOK
AU  - Chanco, Christine R.--
TI  - Biological science
SN  - 9718867058
U1  - Elem 574 C360 1997 
PY  - 1997///
CY  - Pasay City, Philippines
PB  - Chanco, Christine R.
KW  - Biology
N1  - includes bibliographical references
ER  -