4GL Fourth-Generation Languages, volume II, Representative 4GLs.
Prentice-Hall NJ, 1986, first edition; 500 pages, index, dual red and black typeface throughout for emphasis.
Prentice-Hall NJ, 1986, first edition; 500 pages, index, dual red and black typeface throughout for emphasis.
NCC Publications, National Computing Centre, UK 1974m 106 pages, photographs of 1970s computer terminals.