Summers, George, J. Friedman, Arthur <br/><br/>
Mind teasers  logic puzzles & games of deduction 

 - Delhi  Sudha  1987 
 - 128 p.  23 cm.  PB 
 - Overcoming common problems .
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Adult Psychology<br/>Differencial Psychology
<br/><br/><label>Dewey Class. No.: </label>155.671  / SUM