Yordon, J. E., & Walter, L. (1982). Roles in Interpretation. Wm. C. Brown Company Publisher.
Chicago-čujuhus (17. p.)Yordon, Judy E., juo Louise Walter. Roles in Interpretation. Dubuque, Iowa: Wm. C. Brown Company Publisher, 1982.
MLA-čujuhus (9. p.)Yordon, Judy E., juo Louise Walter. Roles in Interpretation. Wm. C. Brown Company Publisher, 1982.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.