Michaels, C. F. (1981). Direct perception (ed.). Prentice-Hall.
Chicago-čujuhus (17. p.)Michaels, Claire F. Direct Perception. ed. Englewood Cliffs,N.J: Prentice-Hall, 1981.
MLA-čujuhus (9. p.)Michaels, Claire F. Direct Perception. ed. Prentice-Hall, 1981.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.