Description: Language in use :

Main Author:	Doff, Adrian.
Other Authors:	Jones, Christopher.
Format:	Book
Language:	English
Published:	Cambridge : Cambridge University Press, 1991.
Subjects:	English language > Study and teaching > Foreign speakers English language > Study and teaching.

Physical Description:	4 v. : ill. ; 28 cm.
ISBN:	9780521378512 9780521378536 9780521378529 9780521406024