DUNCAN RAY. (1988). ADVANCED MSDOS (2ND.). MICROSOFT.
Chicago-čujuhus (17. p.)DUNCAN RAY. ADVANCED MSDOS. 2ND. U S A: MICROSOFT, 1988.
MLA-čujuhus (9. p.)DUNCAN RAY. ADVANCED MSDOS. 2ND. MICROSOFT, 1988.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.