APA Style

SOARS, J, ;, S, L. (2005). American Headway 4, Student Book CD 1 units 1-4 . : Oxford University Press.

MLA Style

SOARS, John, ;, Soars,, Liz. "American Headway 4, Student Book CD 1 units 1-4". : Oxford University Press, 2005. CD-ROM.