Abercrombie, David. <br/><br/>
Problems and principles in language study / 
David Abercrombie 
 - 2nd ed. 
 - London :  Longmans,  1963 [Impression 1967] 
 - vii, 83 p. ;  19 cm. 
<br/><br/> Earlier ed. (1956) has title: Problems and principles : studies in the teaching of English as a second language. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Study and teaching--Foreign speakers.
<br/><br/><label>Dewey Class. No.: </label>428.24071  / ABP 1967