Proceedings of the 32nd Industrial Waste Conference, May 10, 11 and 12, 1977, Purdue University, Lafayette, Indiana 
under direction of: The School of Civil Engineering of Purdue University ; in cooperation with the Indiana State Board of Health ... et al. 
 - Ann Arbor  Ann Arbor Science  1978. 
 - 1111 p. : ill. ; 24 cm. 
<br/><br/> 'Published annually in January of the year following each year's May Conference by Ann Arbor Science Pub.' 
<br/><br/><label>ISBN: </label>0250401657 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Factory and trade waste--Congresses