TY  - BOOK
AU  - Hawcroft,David
TI  - Quantitative bioassay
T2  - Analytical chemistry by open learning
SN  - 0471914010
U1  - 574.19285 HAW 
PY  - 1987///
CY  - Chichester
PB  - John Wiley & sons
N1  - Includes bibliographical references
ER  -