Krishnamoorthy Bala. (2017). Environmental Management (3rd.). PHI Learning Pvt. Ltd.
Cita Chicago Style (17a ed.)Krishnamoorthy Bala. Environmental Management. 3rd. PHI Learning Pvt. Ltd, 2017.
Cita MLA (9a ed.)Krishnamoorthy Bala. Environmental Management. 3rd. PHI Learning Pvt. Ltd, 2017.
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