TRS - 80 Assembly Language Programming Paperback Book by William Braden, Jr.

Z - 80 and 8080 Assembly Language Programming Paperback Book by Kathe Spracklen

RPG II Programming Language Book 1979 Business & Accounting Applications Myers

The Modern RPG Language With Structured Programming by Robert Cozzi Jr., 1993

BOOK - ZX81 BASIC PROGRAMMING - SPANISH LANGUAGE EDITION

More TRS - 80 Assembly Language Programming Paperback Book by Bill Barden Jr.

Atari ST BASIC Sourcebook and Tutorial Book A Programming Language 1985

Assembly Language Programming for the BBC Microcomputer Birnbaum Macmillan 1983