Gamma Erich <br/><br/>
Design patterns   Elements of reusable object oritended software 
Gamma Erich; Helm Richard; Johnson Ralph; Vlissides John 
 - Noida  Pearson            2016 
 - xvii,380p.  cm. 
<br/><br/><label>ISBN: </label> INR 649.00 
<br/><br/><label>Standard No.: </label>140127 
<br/><br/><label>Source: </label> 249, 07/03/2019, Classic Book Service  Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>I I C
<br/><br/><label>Dewey Class. No.: </label>D6,8(B2897), Q6;1-2