(1999). The adult university. Society for Research into Higher Education & Open University Press.
Chicago-čujuhus (17. p.)The Adult University. Society for Research into Higher Education & Open University Press, 1999.
MLA-čujuhus (9. p.)The Adult University. Society for Research into Higher Education & Open University Press, 1999.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.