(1997). Advanced WordPerfect 7.0 training.
Chicago-čujuhus (17. p.)Advanced WordPerfect 7.0 Training. 1997.
MLA-čujuhus (9. p.)Advanced WordPerfect 7.0 Training. 1997.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.