(1980). New directions for teaching and learning. Jossey-Bass.
Chicago-čujuhus (17. p.)New Directions for Teaching and Learning. San Francisco: Jossey-Bass, 1980.
MLA-čujuhus (9. p.)New Directions for Teaching and Learning. Jossey-Bass, 1980.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.