Wirfs-Brock, Rebecca Object design roles, responsibilities and collaborations / by Wirfs-Brock, Rebecca ; McKean, Alan - Boston Person Education, Inc. 2003 - xxiii, 390p. ill. 23 cm. ISBN: 0201379430 Subjects--Topical Terms: Object-oriented programming (Computer science)Programming (Electronic computers) Dewey Class. No.: 005.117 / WIR