Professional. (2014). Air ( Prevention and Control of Pollution ) Act,1981. Professional Book Publishers.
Chicago-čujuhus (17. p.)Professional. Air ( Prevention and Control of Pollution ) Act,1981. Delhi: Professional Book Publishers, 2014.
MLA-čujuhus (9. p.)Professional. Air ( Prevention and Control of Pollution ) Act,1981. Professional Book Publishers, 2014.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.