Dewey decimal classification and relative index, (4-volume set)   
ed by Joan S Mitchell, et al 
 - 22 ed 
 - Dublin  OCLC  2003 
<br/><br/><label>ISBN: </label>0910608709 
<br/><br/><label>Dewey Class. No.: </label>025.43  / P03.1-.4 "R"