Empson, William,  1906-1984 <br/><br/>
Seven types of ambiguity / 
William Empson. 
 - 3rd ed., [rev.] 
 - London :  Chatto and Windus,  1956. 
 - xv, 258 p. ;  18 cm. 
<br/><br/>Includes bibliogr. references and index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Poetry<br/>English poetry--History and criticism