ROFFEY, CHRIS <br/><br/>
CAMBRIDGE IGCSE AND O LEVEL COMPUTER SCIENCE: PROGRAMMING BOOK FOR PYTHON 

 - CAMBRIDGE :  C.U.P,  2017 
<br/><br/><label>ISBN: </label>9781316617823 
<br/><br/><label>Dewey Class. No.: </label>004 ROF