Williams, J. (1982). COGNITIVE THERAPY FOR DEPRESSION.
Chicago-čujuhus (17. p.)Williams, J. COGNITIVE THERAPY FOR DEPRESSION. 1982.
MLA-čujuhus (9. p.)Williams, J. COGNITIVE THERAPY FOR DEPRESSION. 1982.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.