Universal. (2010). Environment( Protection ) Act,1986. Universal.
Chicago-čujuhus (17. p.)Universal. Environment( Protection ) Act,1986. Delhi: Universal, 2010.
MLA-čujuhus (9. p.)Universal. Environment( Protection ) Act,1986. Universal, 2010.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.