APA Style
Raymond, M, ,. (2004).
Essential grammar in use: A self-study reference and practice book for elementary students of English, with answers .
:
Cambridge Univ Press. .
MLA Style
Raymond, Murphy, ,.
"Essential grammar in use: A self-study reference and practice book for elementary students of English, with answers".
:
Cambridge Univ Press. ,
2004.
CDROM.