Krishnamoorthy Bala. (2017). Environmental Management (3rd.). PHI Learning Pvt. Ltd.
Cita Chicago (17th ed.)Krishnamoorthy Bala. Environmental Management. 3rd. PHI Learning Pvt. Ltd, 2017.
Cita MLA (9th ed.)Krishnamoorthy Bala. Environmental Management. 3rd. PHI Learning Pvt. Ltd, 2017.
Atenció: Aquestes cites poden no estar 100% correctes.