Friis, Robert H. <br/><br/>
Essentials of environmental health / 
Robert H. Friis. 
 - third edition 
 - 410 pages  illustrations,maps 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9781284123975 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental health.
<br/><br/><label>LC Class. No.: </label>RA565  / FRI 2019