Blake, John W. PHIGS and PHIGS PLUS / John W. Blake - London : Acedemic Press, c1993 - xi, 313 p., [8] p. of plates : ill. (some col.) ; 24 cm. Includes index ISBN: 0121035158 : USD 64.00 Subjects--Topical Terms: Computer graphicsThree-dimensional display systems Dewey Class. No.: 005.133