Shalloway, Alan. <br/><br/>
Design patterns explained   a new perspective on object-oriented design /   [electronic resource] :  
Alan Shalloway, James Trott ; [edited by] John Neidhart, Sarah Kearns, Gina Kanouse. 
 - Second ed. 
 - Indianapolis, IN :   Addison Wesley Professional,   2004. 
 - p. cm. 
<br/><br/>
<br/><br/><br/>Electronic reproduction.  <br/>Boston, MA :  <br/>Safari,  <br/>2004.  <br/>Available via World Wide Web. 
<br/><br/><br/>Mode of access: World Wide Web. 
<br/><br/>Made available through: Safari Books Online, LLC. 
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