APA Style
SOARS, J, ;, S, L.
(2005).
American Headway 4, Student Book CD 3 units 9-12
.
:
Oxford University Press.
MLA Style
SOARS, John, ;, Soars,, Liz.
"American Headway 4, Student Book CD 3 units 9-12".
:
Oxford University Press,
2005.
CD-ROM.