Burt, D. (2018). World Class Supply Management (7th.). McGraw Hill.
Chicago-čujuhus (17. p.)Burt, David. World Class Supply Management. 7th. McGraw Hill, 2018.
MLA-čujuhus (9. p.)Burt, David. World Class Supply Management. 7th. McGraw Hill, 2018.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.