TY  - BOOK
AU  - Eaton, Andrew D  .
AU  - Clesceri,Lenore S  .
AU  - Grennberg,Arnold E  .
TI  - Standards methods for the examination of water and waste water / 
SN  - 9 780875 53223 3
U1  - 628.161 
PY  - 1995///
CY  - Washington : 
PB  - American public health association , 
N1  - ** Reference
ER  -