APA-čujuhus (7. p.)
Westland, J. C., & Clark, T. H. K. (2001). Global electronic commerce: Theory and case studies. University Press.
Chicago-čujuhus (17. p.)
Westland, J Christopher, juo Theodore H K. Clark. Global Electronic Commerce: Theory and Case Studies. Hyderabad: University Press, 2001.
MLA-čujuhus (9. p.)
Westland, J Christopher, juo Theodore H K. Clark. Global Electronic Commerce: Theory and Case Studies. University Press, 2001.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.