Jaaksi, Ari. Tried & True Object Development : Practical Approaches with UML / Ari Jaaksi, Juha-Markus Aalto & Ari Aalto...et.al. - U.K. : Cambridge University Press, c1999. - xxvi, 315 p.: ill.; ISBN: 0521645301 Dewey Class. No.: 005.12028 / JAA/TRI