Krishnamoorthy Bala. (2017). Environmental Management (3rd ed.). PHI Learning Pvt. Ltd.
Chicago (17e ed.) BronvermeldingKrishnamoorthy Bala. Environmental Management. 3rd ed. New Delhi: PHI Learning Pvt. Ltd, 2017.
MLA (9e ed.) BronvermeldingKrishnamoorthy Bala. Environmental Management. 3rd ed. PHI Learning Pvt. Ltd, 2017.
Let op: Deze citaties zijn niet altijd 100% accuraat.