TY  - BOOK
AU  - Alexander, Gretchen M.
TI  - Life science
SN  - 0673137171
AV  - QH 308.7 .S36 1983 
PY  - 1983///
CY  - California
PB  - Scott foreman and Comapany
KW  - Biology
KW  - life science
N1  - Include index
ER  -