Bruce, W. R. (1993). Using PC tools 8, special edition. Que.
Lua i Stíl Chicago (17ú heag.)Bruce, Walter R. Using PC Tools 8, Special Edition. Carmel, Ind: Que, 1993.
Lua MLA (9ú heag.)Bruce, Walter R. Using PC Tools 8, Special Edition. Que, 1993.
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