Explorer's guide to the ZX Spectrum and ZX81
By: Kasper Boon.
Series: Smallcomputer series
Publisher: Addison-Wesley
Published: 1983
Place of publication: London
Language: eng
Number of pages: 257
Subjects: Sinclair ZX81 (Computer) -- Programming.; Sinclair ZX Spectrum (Computer) -- Programming.
Notes: Includes index.