Word power from the Reader's Digest / 
Reader's Digest Association. 
 - London :  Reader's Digest,  c1967. 
 - 128 p. ;  20 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Vocabulary.<br/>Word games.<br/>Puzzles.<br/>English language--Orthography and spelling.<br/>Tongue twisters.