GASS , SUSAN M. LANGUAGE TRANSFER IN LANGUAGE LEARNING : REVISED EDITION - JOHN BENJAMINS PUBLISHING COMPANY PHILADELPHIA 1992 - [viii] ,237 p. 24 cm ISBN: 9027224765 Nat. Bib. Agency Control No.: 401.93 LAN Subjects--Topical Terms: Philosophy Dewey Class. No.: 401.93 / LAN