1. 01. English Non Fiction Dvorak's guide to desktop telecommunications / by Dvorak, John. Publication: Berkeley : Osborne McGraw-Hill, 1990 . xi, 778 p. : 24 cm. Date:1990 Availability: Copies available: (1), Actions:
2. 01. English Non Fiction Dvorak's Guide to Dos & PC Performance by Dvorak, John C. and Anis, Nick Publication: Osborne McGraw-Hill 1991 Date:1991 Availability: Copies available: (1), Actions: