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