APA Alıntı

Soars, L., & Soars, J. (2003). American headway: Student book. Oxford: Oxford Univ. Press.

Chicago Stili Alıntı

Soars, Liz, ve John Soars. American Headway: Student Book. Oxford: Oxford Univ. Press, 2003.

MLA Alıntı

Soars, Liz, ve John Soars. American Headway: Student Book. Oxford: Oxford Univ. Press, 2003.