(2007). Supplemental Educational Services & Implementation Challenges in the Northwest Region States. Regional Educational Laboratory Program.
Chicago-čujuhus (17. p.)Supplemental Educational Services & Implementation Challenges in the Northwest Region States. Regional Educational Laboratory Program, 2007.
MLA-čujuhus (9. p.)Supplemental Educational Services & Implementation Challenges in the Northwest Region States. Regional Educational Laboratory Program, 2007.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.