Professional. (2014). Air ( Prevention and Control of Pollution ) Act,1981. Professional Book Publishers.
Chicago-Zitierstil (17. Ausg.)Professional. Air ( Prevention and Control of Pollution ) Act,1981. Delhi: Professional Book Publishers, 2014.
MLA-Zitierstil (9. Ausg.)Professional. Air ( Prevention and Control of Pollution ) Act,1981. Professional Book Publishers, 2014.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.