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1
Computer literacy workbook / William T. Verts.
Dubuque, Iowa : Kendall/Hunt, 1999
2 v. 897 p. : ill. ; 28 cm.
2
Computer literacy workbook / William T. Verts.
Dubuque, Iowa : Kendall/Hunt, 2000.
2 v. : ill. ; 28 cm.
3
Computer literacy workbook. William T. Verts. Vol.1 /
Dubuque, Iowa : Kendall/Hunt, c2000
liv, 876 p. : ill. ; 28 cm.