APA
, Davies A. & Elder C.The Handbook of Applied Linguistics. Oxford, UK: Blackwell Pub.
Chicago
, Davies Alan and Elder Catherine.The Handbook of Applied Linguistics. Oxford, UK: Blackwell Pub.
Harvard
, Davies A. and Elder C.The Handbook of Applied Linguistics. Oxford, UK: Blackwell Pub.
MLA
, Davies Alan and Elder Catherine.Oxford, UK: Blackwell Pub. .