Chrystal, K. (1995). Economic for business and management. OUP.
Chicago-čujuhus (17. p.)Chrystal, K. Economic for Business and Management. London: OUP, 1995.
MLA-čujuhus (9. p.)Chrystal, K. Economic for Business and Management. OUP, 1995.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.