Cropley, A. J. <br/><br/>
Lifelong education :  a physiological analysis / 
A. J.Cropley. 
 - 1st ed. 
 - New York :  Pergamon Press,  1977. 
 - 196 p. :  graphs ;  22 cm. 
 - Advance studies sin lifelong education ;  3 .
<br/><br/>Includes bibliography and index. 
<br/><br/> open access. 
<br/><br/><label>ISBN: </label>0080218156 
<br/><br/><label>LCCN: </label>775702  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult education.