Machine Code Graphics and Sound for the Commodore 64
Advanced BASIC and Machine code for the Commodore 64
Sprites and Sound on the Commodore 64
Flash Load, Dutch manual.
The COMAL Handbook Second Edition.
BMP Commodore Club 64/128 Amiga Nr3 Juli 1990 (Danish), thanks to Martin Andersen.
Begnning COMAL + Addendum by Børge Christensen.
Machine Language for the absolute beginner from Melbourne House by Danny Davis.
Added Commodore C64GS Software Manual (Danish).
Added Commodore C64GS Software Manual (Danish) Original Master.