Gamma, E & Helm, R. Design Patterns Elements of Reusable Object Oriented Software - 1st Ed. - Pearson India Education Service Pvt. Ltd. 2003 - 865p. 20.5 cm. Text in English Subjects--Facted Index Terms: COMP Index Terms--Genre/Form: F-14 Dewey Class. No.: 001.6425 / GAM