QC Circle Koryo :  general principles of the QC circle / 
edited by Union of Japanese Scientists and Engineers. 
 - v, 86p. :  illustrations ;  18 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Quality control.
<br/><br/><label>LC Class. No.: </label>TS156   / .Q22 1980