References

UML models were created with Rational Rose
Some excerpts within these pages were taken from UML models based on patterns within Design Patterns by Gamma, Heml, Johnson, Vlissides,
ISBN 0-201-63361-2.
Some excerpts within these pages were taken from UML models based on patterns within Douglas Schmidt's patterns
The Rose models of the above excerpts are here.
Copyright © 1997, Joe Tallet