TY  - BOOK
AU  - Maier,Walter J.
ED  - United States.
TI  - Biological removal of colloidal matter from wastewater
U1  - 363.7284 
PY  - 1973///
CY  - Washington, D.C.
PB  - United States Environmental Protection Agency
KW  - wastewater
KW  - Pollution
N1  - EPA-R2-73-147; Includes bibliographical references
ER  -