Health / 
John A. Clark ... [et al.]. 
 - 2nd ed. 
 - London:   Longmans,   1969.  
 - 79 p. :  ill. ;  22 cm. 
 -  5 .
<br/><br/><label>ISBN: </label>0582211050 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Health
<br/><br/><label>Dewey Class. No.: </label>613