Paths of Learning. Psychology Press / Holistic Education Press.
Chicago-čujuhus (17. p.)Paths of Learning. Psychology Press / Holistic Education Press.
MLA-čujuhus (9. p.)Paths of Learning. Psychology Press / Holistic Education Press.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.