Muhammad Hasham. <br/><br/>
Design, fabrication and operation of anaerobic rotating biological contractor / 
Muhammad Hasham...[et.al,] 
 - MUET, Jamshoro :  Environmental Engineering,  2016. 
 - xii, 53p. :  ill. ; 30 cm. 
<br/><br/>Includes References. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental Engineering,
<br/><br/><label>Dewey Class. No.: </label>MUH