Meier, Burkhard <br/><br/>
Python GUI programming cookbook : develop functional and responsive user interfaces with tkinter and PyQt5, 3rd ed. 

 - Packt pub.  Mumbai  2019 
 - x,468 
<br/><br/>
<br/><br/><br/>E 
<br/><br/><label>Universal Decimal Class. No.: </label>005.437