Ross, Helen S. <br/><br/>
Theory and practice in health education / 
by Helen S. Ross and Paul R. Mico. 
 - 1st ed. 
 - Palo Alto, Calif. :  Mayfield Pub. Co.,  1980. 
 - 338 p. :  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label>0874844061 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Health education.