ANIS NICK 550,461 DVORAK JOHN C., ANIS NICK Dvorak's guide to PC telecommunications /John C. Dvorak and Nick Anis. - 2 ed. Berkeley etc. Osborne McGraw-Hill, [1992]. - XXV, 1128 s. ; 23 cm + [1] dyskietka w kieszonce foliowej ISBN 0-07-881787-0