(1958). Self-help devices for rehabilitation.
Chicago-čujuhus (17. p.)Self-help Devices for Rehabilitation. 1958.
MLA-čujuhus (9. p.)Self-help Devices for Rehabilitation. 1958.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.