Holtz, Matthew. Mastering Ventura 3.0 GEM edition / Matthew Holtz. - San Francisco : SYBEX, c1991. - xxxv, 632 p. : ill. 23 cm. LCCN: 90071679 Subjects--Topical Terms: Desktop publishing. LC Class. No.: Z286.D47 / H65 1991 Dewey Class. No.: 6.66 / HOM 1991