(1968). Income maintenance programs Hearings, Ninetieth Congress, second session.
Chicago-čujuhus (17. p.)Income Maintenance Programs Hearings, Ninetieth Congress, Second Session. 1968.
MLA-čujuhus (9. p.)Income Maintenance Programs Hearings, Ninetieth Congress, Second Session. 1968.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.