Spencer, D. D. (1985). Learning BASIC for microcomputers: A worktext for Apple, II, Iic and Iie. Charles E. Merrill Publishing.
Chicago-Zitierstil (17. Ausg.)Spencer, Donald D. Learning BASIC for Microcomputers: A Worktext for Apple, II, Iic and Iie. Columbus: Charles E. Merrill Publishing, 1985.
MLA-Zitierstil (9. Ausg.)Spencer, Donald D. Learning BASIC for Microcomputers: A Worktext for Apple, II, Iic and Iie. Charles E. Merrill Publishing, 1985.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.