Friday, June 09, 2006

Vickers 1980

Reference Vickers 1980
Author Steven Vickers
Year 1980
Title Sinclair ZX81 BASIC Programming
Publisher Sinclair Research Limited
Retrieved 07 june 2006
URL ftp://ftp.worldofspectrum.org/pub/sinclair/hardware-info/ZX81_BasicProgramming.pdf

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