Rich, Thomas A. <br/><br/>
Basic concepts of aging :  a programmed manual / 
Thomas A. Rich and Alden S. Gilmore 
 - Washington, D.C. :  DHEW,  1972 
 - 148 p. ;  27 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aging--Social aspects<br/>Gerontology<br/>Older people--Programmed instruction
<br/><br/><label>Dewey Class. No.: </label>305.26