Krishnamoorthy Bala. (2017). Environmental Management (3rd.). PHI Learning Pvt. Ltd.
Citazione stile Chigago Style (17a edizione)Krishnamoorthy Bala. Environmental Management. 3rd. PHI Learning Pvt. Ltd, 2017.
Citatione MLA (9a ed.)Krishnamoorthy Bala. Environmental Management. 3rd. PHI Learning Pvt. Ltd, 2017.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.