Maps.com (Firm) & ebrary, Inc. (2000). Possible migration routes of the first Americans. Maps.com.
Chicago-čujuhus (17. p.)Maps.com (Firm) juo Inc ebrary. Possible Migration Routes of the First Americans. [S.l.]: Maps.com, 2000.
MLA-čujuhus (9. p.)Maps.com (Firm) juo Inc ebrary. Possible Migration Routes of the First Americans. Maps.com, 2000.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.