Marckwardt, Albert H. <br/><br/>
American English / 
by Albert H. Marckwardt. 
 - New York :  Oxford University Press,  1958. 
 - xi, 194 p. ;  21 cm. 
<br/><br/> Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--United States.<br/>English language--History.--United States