Witte, Kim. <br/><br/>
Effective health risk messages :  a step-by-step guide / 
Kim Witte, Gary Meyer, Dennis Martell. 
 - Thousand Oaks, California :  Sage Publications,  2001. 
 - 216 p. :  ill. 
<br/><br/>HKBU Library 
<br/><br/><label>ISBN: </label>0761915087 9780761915089 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Health promotion.<br/>Health attitudes.<br/>Threat (Psychology)<br/>Perception.<br/>Health risk assessment.
<br/><br/><label>LC Class. No.: </label>RA427  / W828 E 2001