Kratchik, Maurice <br/><br/>
Mathematical recreations / 
Kratchik, Maurice 
 -  George Allen & Unwin Ltd., London,  1949 
 - p. ;  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510 KRA-M