TY  - BOOK
AU  - Mader, Sylvia S.
TI  - Essentials of biology
SN  - 978002886160
AV  - QH308.2.M3 2007 
PY  - 2007///
CY  - Boston
PB  - McGraw-Hill
KW  - Biology
N1  - Includes index
ER  -