Professional. (2019). Research & Development Cess Act, 1986 alongwith Rules, 1996. Professional Book Publishers.
Chicago-čujuhus (17. p.)Professional. Research & Development Cess Act, 1986 Alongwith Rules, 1996. Professional Book Publishers, 2019.
MLA-čujuhus (9. p.)Professional. Research & Development Cess Act, 1986 Alongwith Rules, 1996. Professional Book Publishers, 2019.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.