(1995). The art and science of smalltalk / Simon Lewis.
Chicago-čujuhus (17. p.)The Art and Science of Smalltalk / Simon Lewis. 1995.
MLA-čujuhus (9. p.)The Art and Science of Smalltalk / Simon Lewis. 1995.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.