Takala. The Search for a Socialist El Dorado. Michigan State University Press.
Chicago-čujuhus (17. p.)Takala. The Search for a Socialist El Dorado. Michigan State University Press.
MLA-čujuhus (9. p.)Takala. The Search for a Socialist El Dorado. Michigan State University Press.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.