Tiwari, B.D. <br/><br/>
Sewage pollution and microbiology 
B.D. Tiwari. 
 - Delhi  Swastik Publications  2009 
 - vii, 295p.: ill.; 22cm. 
<br/><br/><label>ISBN: </label>9788189981310 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sewage disposal Water pollution. 
<br/><br/><label>Dewey Class. No.: </label>628.1682  / T54S