Heatherley, J. L. (1971). Unworld people. Harper & Row.
Chicago-čujuhus (17. p.)Heatherley, Joyce L. Unworld People. Cambridge: Harper & Row, 1971.
MLA-čujuhus (9. p.)Heatherley, Joyce L. Unworld People. Harper & Row, 1971.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.