TATA SERVICES LIMITED. (2000). STATISTICAL OUTLINE OF INDIA 2000-01. TATA SERVICES LIMITED.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रTATA SERVICES LIMITED. STATISTICAL OUTLINE OF INDIA 2000-01. MUMBAI: TATA SERVICES LIMITED, 2000.
एमएलए (9वां संस्करण) प्रशस्ति पत्रTATA SERVICES LIMITED. STATISTICAL OUTLINE OF INDIA 2000-01. TATA SERVICES LIMITED, 2000.
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