Krishnamoorthy ,bala. (2017). Environmental management: Text & cases (3rd.). PHI learning pvt ltd.
Chicago Style aipamenaKrishnamoorthy ,bala. Environmental Management: Text & Cases. 3rd. Delhi: PHI learning pvt ltd, 2017.
MLA aipamenaKrishnamoorthy ,bala. Environmental Management: Text & Cases. 3rd. PHI learning pvt ltd, 2017.
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