ZFW - Advances in Economic Geography. De Gruyter.
Chicago-čujuhus (17. p.)ZFW - Advances in Economic Geography. De Gruyter.
MLA-čujuhus (9. p.)ZFW - Advances in Economic Geography. De Gruyter.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.