GSX handbook.
Barnet : Glentop,
[1987?]
Includes index.
GSX-86 graphics extension user's guide. 2nd ed. Originally published: Pacific Grove, Calif. : Digital Research, 1984. - GSX graphics extension programer's guide. 2nd ed. Originally published: Pacific Grove, Calif. : Digital Research, 1983. - GSX graphics extension programmer's language reference manual. Originally published: Pacific Grove, Calif. : Digital Research, 1983.