Hopkins, Edward Scott <br/><br/>
The practice of sanitation 

 - 2nd 
 - Baltimore  Williams & Wilkins Company  1954 
 - 466 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sanitation<br/>Public health
<br/><br/><label>Dewey Class. No.: </label>614  / H774p 1954