TY  - BOOK
AU  - Bernstein,Ruth
AU  - Bernstein,Setphen
TI  - 3000 solved problem in biology
T2  - Schaum's solved problems series
SN  - 9780070991576
PY  - 1988///
CY  - Singapore
PB  - McGraw Hill
KW  - Biology
KW  - Problems, exercises, etc
ER  -