(1990). New directions for adult and continuing education. Jossey-Bass, Inc..
Chicago-čujuhus (17. p.)New Directions for Adult and Continuing Education. San Francisco: Jossey-Bass, Inc., 1990.
MLA-čujuhus (9. p.)New Directions for Adult and Continuing Education. Jossey-Bass, Inc., 1990.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.