2490-1974 <br/><br/>
TOLERANCE LIMITS FOR INDUSTRIAL EFFLUENTS DISCHARGED INTO INLAND SURFACE WATERS PART-II 

 - 0 
 - DELHI  ISI  1977 
 - 32 
<br/><br/><label>ISBN: </label>NULL 
<br/><br/><label>Subjects--Topical Terms: </label><br/>NULL
<br/><br/><label>Dewey Class. No.: </label>630