Anaerobic treatment in tropical countries 
M. E. DE Souza.Editor. 
 - England :  Pergamon Press,  c1987. 
 - v, 195 p. :  ill. : 
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<br/><br/><label>ISBN: </label>0080355838 
<br/><br/><label>Subjects--Topical Terms: </label><br/>NUST
<br/><br/><label>Dewey Class. No.: </label>363.7394  / ANA