APA
(2000). IPPC's directory of ISO 9000/14000 & QS 9000 certified companies in India. New Delhi: Indian Product Promotion Centre.
Chicago
2000. IPPC's directory of ISO 9000/14000 & QS 9000 certified companies in India. New Delhi: Indian Product Promotion Centre.
Harvard
(2000). IPPC's directory of ISO 9000/14000 & QS 9000 certified companies in India. New Delhi: Indian Product Promotion Centre.
MLA
IPPC's directory of ISO 9000/14000 & QS 9000 certified companies in India. New Delhi: Indian Product Promotion Centre. 2000.