Tata, S. (1997). Statistical Outline of India 1997-98 (24th.). Tata services Ltd.
Chicago-čujuhus (17. p.)Tata, Services. Statistical Outline of India 1997-98. 24th. Mumbai: Tata services Ltd, 1997.
MLA-čujuhus (9. p.)Tata, Services. Statistical Outline of India 1997-98. 24th. Tata services Ltd, 1997.
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