(1969). Child welfare: Services and perspectives.
Chicago-čujuhus (17. p.)Child Welfare: Services and Perspectives. 1969.
MLA-čujuhus (9. p.)Child Welfare: Services and Perspectives. 1969.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.