TY  - BOOK
AU  - Raven,Peter H.
AU  - Raven,Peter H.
AU  - Johnson,George B.
TI  - Understanding biology
SN  - 0801625181
PY  - 1988///
CY  - St. Louis
PB  - Times Mirror/Mosby College Pub.
KW  - Biology
N1  - Rev. ed. of: Biology. 1986
ER  -