Gopalsamy, N. (1991). Effective Business management: A handbook. Oxford and IBH.
Chicago-čujuhus (17. p.)Gopalsamy, N. Effective Business Management: A Handbook. NewDelhi: Oxford and IBH, 1991.
MLA-čujuhus (9. p.)Gopalsamy, N. Effective Business Management: A Handbook. Oxford and IBH, 1991.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.