Brochure on Effluent treatment plantds in karnataka State  / 
published by Central Board for the Preventation and Control of Water Pollution 
 - Delhi :  Central Board for the Preventation and Control of Water Pollution,  1985 
 - 1v.(Various pagings) :  ill. ;  23 cm. 
 - Programme Objective Series: Probes/26/1985 .
<br/><br/><label>Dewey Class. No.: </label>628.2