Baby,P.K. (2011). Measuring Values of Air Quality: An Economic Approach to Kerala's Environment. Directorate of Public Relations and Publications.
シカゴスタイル引用形Baby,P.K. Measuring Values of Air Quality: An Economic Approach to Kerala's Environment. India: Directorate of Public Relations and Publications, 2011.
MLA引用形式Baby,P.K. Measuring Values of Air Quality: An Economic Approach to Kerala's Environment. Directorate of Public Relations and Publications, 2011.
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