(1990). Approving software products: Proceedings of the IFIP WG 5.4 Working Conference on Approving Software Products (ASP-90), Garmisch-Partenkirchen, FRG, 17 - 19 September, 1990. North-Holland.
Chicago-Zitierstil (17. Ausg.)Approving Software Products: Proceedings of the IFIP WG 5.4 Working Conference on Approving Software Products (ASP-90), Garmisch-Partenkirchen, FRG, 17 - 19 September, 1990. Amsterdam u.a: North-Holland, 1990.
MLA-Zitierstil (9. Ausg.)Approving Software Products: Proceedings of the IFIP WG 5.4 Working Conference on Approving Software Products (ASP-90), Garmisch-Partenkirchen, FRG, 17 - 19 September, 1990. North-Holland, 1990.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.