Cornachia, Harold J <br/><br/>
Heath in elementary schools 

 - 3rd ed. 
 - saint Louis:  Mosby Company,  1970. 
 - 392p. 
<br/><br/> HB 
<br/><br/><br/>Eng 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Children-Care and hygiene<br/>School hygiene<br/>Public health 
<br/><br/><label>Dewey Class. No.: </label>371.7  / COH