Barr, Stephen. <br/><br/>
Mathematical brain benders :  2nd miscellany of puzzles / 
Stephen Barr. 
 - New York :  Dover Publications,  c1982. 
 - 224 p. :  ill. ;  21 cm. 
<br/><br/> Reprint. Originally published: 2nd miscellany of puzzles. New York : Macmillan, 1969. 
<br/><br/><label>ISBN: </label>0486242609 (pbk.) :  $4.00 
<br/><br/><label>LCCN: </label>81019527  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Puzzles.<br/>Mathematical recreations.
<br/><br/><label>LC Class. No.: </label>GV1493  / .B65 1982 
<br/><br/><label>Dewey Class. No.: </label>793.73