Não informado. (1981). Microcomputer Systems. Derivation and Tabulation Associates.
Chicago-Zitierstil (17. Ausg.)Não informado. Microcomputer Systems. Orange, NJ: Derivation and Tabulation Associates, 1981.
MLA-Zitierstil (8. Ausg.)Não informado. Microcomputer Systems. Derivation and Tabulation Associates, 1981.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.