Judul asli : "The Five Pillars of TQM"
No Inv.: 1575-1577/P/Perp/92/3c
No Inv.: 538/AF/Perp/91/1c
No Inv.: 11285/P/Perp/98/1c
No Inv.: 43-44/BD/Perp/87/2c
No Inv.: 1024/P/Perp/95/1c
No Inv.: 423-424/S/Perp/94/2c
No Inv.: 3616/P/Perp/95/1c~3734/P/Perp/91/1c~120/P/Perp/92/1c
No Inv.: 1643/P/Perp/92/1c