Krishnamoorthy ,bala. (2017). Environmental management: Text & cases (3rd.). PHI learning pvt ltd.
Chicago-čujuhus (17. p.)Krishnamoorthy ,bala. Environmental Management: Text & Cases. 3rd. Delhi: PHI learning pvt ltd, 2017.
MLA-čujuhus (9. p.)Krishnamoorthy ,bala. Environmental Management: Text & Cases. 3rd. PHI learning pvt ltd, 2017.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.