Kumar, R. G. (2012). International Business. UDH Pub.
Chicago-čujuhus (17. p.)Kumar, Raj; Goel. International Business. NEw Delhi: UDH Pub, 2012.
MLA-čujuhus (9. p.)Kumar, Raj; Goel. International Business. UDH Pub, 2012.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.