Hemphill, George. <br/><br/>
A mathematical grammar of English / 
by George Hemphill. 
 - The Hague :  Mouton,  1973. 
 - 111 p. ;  26 cm. 
 - Janua linguarum. Series practica ;  153. .
<br/><br/>Bibliography : p. 109-110. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Grammar--1950.<br/>Mathematical linguistics.