(1989). Mental illness: What is it?
Chicago-čujuhus (17. p.)Mental Illness: What Is It? 1989.
MLA-čujuhus (9. p.)Mental Illness: What Is It? 1989.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.
APA-čujuhus (7. p.)