Kaoru, I. (1968). QC circle activities. Washington: Union of Japanese Scientists and Engineers.
Chicago ZitierstilKaoru, Ishikawa. QC Circle Activities. Washington: Union of Japanese Scientists and Engineers, 1968.
MLA ZitierstilKaoru, Ishikawa. QC Circle Activities. Washington: Union of Japanese Scientists and Engineers, 1968.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.