TY  - BOOK
AU  - Hewitt, William,
AU  - 
ED  - 
ED  - 
ED  - 
ED  - 
TI  - : an introduction to quantitative principles and evaluation 
SN  - 123464501
SN  - 2
PY  - 1977///46
CY  - New York
PB  - Academic Press
KW  - 
KW  - 2
KW  - 0
KW  - 6
KW  - 20
KW  - Microbiological assay
N1  - Includes bibliographies and index; 5
ER  -