TY  - BOOK
AU  - Bernstein,Ruth
AU  - Bernstein,Stephen
TI  - 3000 solved problems in biology
T2  - Schaum's solved problems series
SN  - 007099157X
PY  - 1988///
CY  - New York
PB  - McGraw Hill
KW  - Biology
KW  - Problems, exercises, etc
ER  -