Bassett, W.H. <br/><br/>
Environmental health procedures 
W.H. Bassett. 
 - 7th. ed.. 
 - New York  Chapman and Hall  1983 
 - xx,493p., 22cm. 
<br/><br/><label>ISBN: </label>0412561905. 
<br/><br/><label>Dewey Class. No.: </label>628.16  / B31E