Annual editions aging. 
edited by Harold Cox. 
 - 7th ed 
 - Harrisonburg:  The Bante company,  c1991. 
 - x;208p.;  il.; 
<br/><br/> includes index 
<br/><br/><label>ISBN: </label>087969433 
<br/><br/><label>Dewey Class. No.: </label>301.43509