(1982). Basic: An introduction to computer programming Part 1. Guidance Associates.
Chicago-referens (17:e uppl.)Basic: An Introduction to Computer Programming Part 1. [place of publication not identified: Guidance Associates, 1982.
MLA-referens (9:e uppl.)Basic: An Introduction to Computer Programming Part 1. Guidance Associates, 1982.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.