Grewel, V. S. (1997). Strengthening environmental impact assessment in India: Comparison of EIA in the United States, Western Australia, the Philippines, and India. UMI Company.
Lua i Stíl Chicago (17ú heag.)Grewel, Varinder S. Strengthening Environmental Impact Assessment in India: Comparison of EIA in the United States, Western Australia, the Philippines, and India. Ann Arbor Michigan: UMI Company, 1997.
Lua MLA (9ú heag.)Grewel, Varinder S. Strengthening Environmental Impact Assessment in India: Comparison of EIA in the United States, Western Australia, the Philippines, and India. UMI Company, 1997.
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