Enviromental health:  Community Health Nursing 
Module 3 Unit 3 
 - Washington  [1961?] 
 - vi, 58 illus. 26 cm. 
<br/><br/> I11. Series: [United State] Public Health Service. Publication no. 823. 
<br/><br/><label>LCCN: </label>61061042  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sanitation.<br/>Public health--United States.
<br/><br/><label>LC Class. No.: </label>RA565  / .U6 2004