(1982). Transforming traditional unit teaching / William J. Stewart.
Chicago-čujuhus (17. p.)Transforming Traditional Unit Teaching / William J. Stewart. 1982.
MLA-čujuhus (9. p.)Transforming Traditional Unit Teaching / William J. Stewart. 1982.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.