TY - BOOK ID - 6949739 TI - First language attrition AU - Vago, Robert M. AU - Seliger, Herbert W. PY - 1991 SN - 0521348838 9780521348836 PB - Cambridge : Cambridge university press, DB - UniCat KW - Language attrition. KW - Bilingualism. UR - https://www.unicat.be/uniCat?func=search&query=sysid:6949739 AB - ER -