Sinha,V.C. (2022). Business environment. SBPD.
Chicago-čujuhus (17. p.)Sinha,V.C. Business Environment. Agra: SBPD, 2022.
MLA-čujuhus (9. p.)Sinha,V.C. Business Environment. SBPD, 2022.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.