Hallock, Grace T. <br/><br/>
Teamwork for health / 
Grace T. Hallock and Ross L. Allen. 
 - Boston :  Ginn,  c 1954. 
 - 327 p. :  ill. ;  22 cm. 
 - Health for better living. .
<br/><br/> Includes index.  
<br/><br/>300  300 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Health education (Elementary)
<br/><br/><label>Dewey Class. No.: </label>613 / H158t