year of pub­li­ca­ti­onISBNauthor(s)title
1982978-0-946408-00-9David LawrenceWorking Spectrum: A Library of Practical Subroutines and Programs
1983978-0-946408-01-6David LawrenceWorking Dragon 32: A Library of Practical Subroutines and Programs
  ''978-0-946408-02-3   ''Working Commodore 64: A Library of Practical Subroutines and Programs
1984978-0-946408-66-5Tony Bridge · Richard WilliamsSinclair Q. L. Adventures
1985978-0-946408-69-6Andrew PennellSinclair Q-DOS Companion: A Guide to the Q. L. Operating System