TY  - BOOK
AU  - Hopgood,F.R.A.
TI  - Introduction to the Graphical Kernel System (GKS)
SN  - 0123555701
U1  - 001.64/43 19
PY  - 1983///
CY  - London, New York
PB  - Academic Press
KW  - GKS (Computer system)
N1  - Includes bibliographical references and index
ER  -