Gamma, Erich;  Helm, Richard;  Johnson, Ralph E., Jhon Vlissides <br/><br/>
DESIGN PATTERNS: ELEMENTS OF REUSABLE OBJECT-ORIENTED SOFTWARE, (*) (PEARSON) 

 - 1st 
 - Noida, Uttar Pradesh  PEARSON INDIA EDUCATION SERVICES, PVT. LTD.  2022 
 - 380 
<br/><br/><label>ISBN: </label>9789330000000 
<br/><br/><label>Dewey Class. No.: </label>005.12 GAM/HEL/JOH/VIL