Human health and environment 
edited by A.K.Sinha, B.N.Khan, Anil Kumar. 
 - New Delhi  APH Publishing Corporation  1997 
 - 2Vol.; 22cm. 
<br/><br/><label>ISBN: </label>8170248590 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Health care Hygine  Environment. 
<br/><br/><label>Dewey Class. No.: </label>613.1  / H91H