Tarone, Elaine  1945-. <br/><br/>
Variation in interlanguage / 
by Elaine Tarone. 
 - London :  Edward Arnold,  1988. 
 - 151 p. ;  22 cm. 
 - Second language acquisition. .
<br/><br/>Bibliography : p.139-149. 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>0713165987 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Interlanguage (Language learning).<br/>Language and languages--Variation.<br/>Second language acquisition.