SHAH D L, . (1996). ISP 9000 QUALITY MANAGEMENT SYSTEMS. DELHI: LEA AND FEBIGER.
SHAH D L, . 1996. ISP 9000 QUALITY MANAGEMENT SYSTEMS. DELHI: LEA AND FEBIGER.
SHAH D L, . ISP 9000 QUALITY MANAGEMENT SYSTEMS. DELHI: LEA AND FEBIGER. 1996.