Two first languages : early grammatical development in bilingual children 
edited by Jurgan M. Meisel 
 - Dordrecht, Holland  Foris Publications  1990 
 - 317pl.; 23cm.- 
 - Studies on language acquisition; no.10 .
<br/><br/><label>ISBN: </label>9067655007 
<br/><br/><label>Dewey Class. No.: </label>404.2  / MWI