The Anatomy of the Commodore 128.
Advanced Programming Techniques on the Commodore 64, thanks to René Pedersen.
Supercharge your Commodore C64, thanks to René Pedersen.
Melbourtne House Software Projects C64, thanks to René Pedersen.
AMIGA for begyndere (Danish)
EPROMbrænding på Commodore 64 (Danish) by BMP Data.
Amiga 1200 Problemknuser (Danish)
Motorola MC68000 16-Bit Microprocessor User’s Manual.
Commodore 64 Computing, by Ian Sinclair.