YOSL GUY. (1997). LEARNING NET WAVE 4.1. PHI.
Chicago-čujuhus (17. p.)YOSL GUY. LEARNING NET WAVE 4.1. PHI, 1997.
MLA-čujuhus (9. p.)YOSL GUY. LEARNING NET WAVE 4.1. PHI, 1997.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.