Individual onsite wastewater systems :  proceedings of sixth national conference, 1976 / 
sponsored by National Sanitation Foundation and U.S. Environmental Protection Agency Technology Transfer Program edited by Nina I. McClelland. 
 - Ann Arbor, Mich. :  Ann Arbor Science,  1980. 
 - 522 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0250403455 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sewage disposal--Congresses.--United States<br/>Sewage disposal--Law and legislation--Congresses.--United States