TY  - BOOK
AU  - Karatsu,Hajime
ED  - PHP Kenkyujo.
ED  - PHP Institute.
TI  - Invitation to QC: its challenges and rewards 
SN  - 981-00-0331-5
AV  - HD66 K37
PY  - 1988///
CY  - Tokyo, Japon
PB  - PHP Institute
N1  - Coleccion Matsushita
ER  -