Soars, J., & Soars, L. (2007). New headway: Pre - Intermediate : Student's book (3rd ed.). Oxford: Oxford Univ. Press.
استشهاد بنمط شيكاغوSoars, John, و Liz Soars. New Headway: Pre - Intermediate : Student's Book. 3rd ed. Oxford: Oxford Univ. Press, 2007.
MLA استشهادSoars, John, و Liz Soars. New Headway: Pre - Intermediate : Student's Book. 3rd ed. Oxford: Oxford Univ. Press, 2007.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.