Okamoto, Kensho  <br/><br/>
Motto tashikana houseki erabi : Puro ga akasu kaikata no hiketsu / 
Kensho Okamoto 
 - Tokyo :  Gendai,  1990 
 - 232 p. ;   17 cm.  
<br/><br/><label>ISBN: </label>4876203679  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Joyas 
<br/><br/><label>Dewey Class. No.: </label>688