AU  - WATKINS,PATRICIA A.
TI  - LIFE SCIENCE
SN  - 0030325188
U1  - 570/WAT 
PY  - 1994///
CY  - TEXAS, USA
PB  - HOLT, RINEHART AND WINSTON
KW  - SCIENCE
KW  - LIFE SCIENCES
KW  - TEXTBOOK
ER  -