Husain Majid. (2023). Paryavaran Evam Paristhithiki for Civil Services Examination (6th ed.). G.K. Publications.
Chicago-čujuhus (17. p.)Husain Majid. Paryavaran Evam Paristhithiki for Civil Services Examination. 6th ed. Faridabad: G.K. Publications, 2023.
MLA-čujuhus (9. p.)Husain Majid. Paryavaran Evam Paristhithiki for Civil Services Examination. 6th ed. G.K. Publications, 2023.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.