TY  - BOOK
AU  - Paul,Nick
AU  - Ryan,Lawrie
TI  - Biology
T2  - Science for you
SN  - 0748766936
PY  - 2002///
CY  - Cheltenham
PB  - Nelson Thornes
KW  - Biology
KW  - Problems, exercises, etc
N1  - Includes index
ER  -