Mackie, Dustin L. <br/><br/>
Group and IPA HMOs 
by Dustin L. Mackie and Douglas K. Decker 
 - Rockville, Md.  Aspen Systems Corp.  1981 
 - 492 p. ; 24 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0894433415 
<br/><br/><label>LCCN: </label>81-2096 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Health maintenance organizations--United States<br/>Health maintenance organizations--United States--Legislation