APA Style
Bowen, M., Ellis, P.
(2008).
Way ahead 4 : a foundation course in English [CDROM]
.
Oxford:
Macmillan..
MLA Style
Bowen, Mary., Ellis, Printha.
"Way ahead 4 : a foundation course in English [CDROM]".
Oxford:
Macmillan.,
2008.
CDROM.