The times mind games :  number & logic puzzles / 
 Mind games : number and logic puzzles 

 - Glasgow :   HarperCollins Publishers,   c2016.  
 - 379 p. :  ill. ;  20 cm. 
<br/><br/><label>ISBN: </label>9780008190309 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematical recreations<br/>Logic puzzles
<br/><br/><label>Dewey Class. No.: </label>793.74  TI ME