Murphy, J. (1978). Never too old to teach. AED.
Chicago-čujuhus (17. p.)Murphy, Judith. Never Too Old to Teach. New York: AED, 1978.
MLA-čujuhus (9. p.)Murphy, Judith. Never Too Old to Teach. AED, 1978.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.