Madhukar, R. (2012). Business Commuincation (2nd.). Vikas Publishing House.
Chicago-čujuhus (17. p.)Madhukar, R.K. Business Commuincation. 2nd. Noida: Vikas Publishing House, 2012.
MLA-čujuhus (9. p.)Madhukar, R.K. Business Commuincation. 2nd. Vikas Publishing House, 2012.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.