Não informado. (1969). Data base. Association for Computing Machinery, Special Interest Group on Business Data Processing.
Chicago-Zitierstil (17. Ausg.)Não informado. Data Base. New York: Association for Computing Machinery, Special Interest Group on Business Data Processing, 1969.
MLA-Zitierstil (8. Ausg.)Não informado. Data Base. Association for Computing Machinery, Special Interest Group on Business Data Processing, 1969.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.