Easy Programming for the ZX Spectrum (Shiva's friendly micro series)

Name: Easy Programming for the ZX Spectrum (Shiva's friendly micro series)
Author: /author/%E8%89%BE%E6%81%A9%C2%B7%E5%8F%B2%E9%83%BD%E5%8D%8E_(The_Science_of_Discworld)