Kumar, A., & Nehar, S. (2007). Environmental protection. Daya Publishing House.
Chicago Edition CitationKumar, Arvind, and Shamshun Nehar. Environmental Protection. Delhi: Daya Publishing House, 2007.
MLA Edition CitationKumar, Arvind, and Shamshun Nehar. Environmental Protection. Daya Publishing House, 2007.
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