Lehdonvirta, V., Barnard, H., Graham, M., & Hjorth, I. (2014). Online labour markets - levelling the playing field for international service markets? Oxford Internet Institute.
Chicago-čujuhus (17. p.)Lehdonvirta, V., H. Barnard, M. Graham, juo I. Hjorth. Online Labour Markets - Levelling the Playing Field for International Service Markets? Oxford Internet Institute, 2014.
MLA-čujuhus (9. p.)Lehdonvirta, V., et al. Online Labour Markets - Levelling the Playing Field for International Service Markets? Oxford Internet Institute, 2014.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.