TY  - BOOK
AU  - Purves,Wiliam K.
AU  - Savada,David
AU  - Orians,Gordon H.
AU  - Heller,H.Craig
TI  - Life: the science of biology 
SN  - 9780716744498
AV  - QH308.2 .P87 2001
PY  - 2001///
CY  - Sunderland, MA
PB  - Sinauer Associates
KW  - Biology
N1  - Includes index
ER  -