TY  - BOOK
AU  - BECK,William.S, LIEM,Karel.F and SIMPSON,Geroge Gaylord
TI  - LIFE : AN INTRODUCTION TO BIOLOGY
U1  - 571.1 BEC 
PY  - 1991///
CY  - NEW YORK
PB  - HARPER COLLINS PUBLISHERS
KW  - LIFE
ER  -