Parker, Bertha Morris <br/><br/>
Community health / 
by Bertha Morris Parker and M. Elizabeth Downing. 
 - Evanston, Ill. :  Row, Peterson and Co.,  1961. 
 - 36 p. :  ill. 
 - Basic science education series .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Public health