Studies in contrastive linguistics and error analysis / 
edited by Dietrich Nehls. 
 - Heidelberg :  Groos,  1979. 
 - 3 v : 
<br/><br/> Errata slip inserted in vol. 1. 
<br/><br/><label>ISBN: </label>3872762001 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Contrastive linguistics.--
<br/><br/><label>Dewey Class. No.: </label>410  / St