APA-Zitierstil (7. Ausg.)

Soars, L., & Soars, J. (2003). New Headway English course: Pre-intermediate : student's book.

Chicago-Zitierstil (17. Ausg.)

Soars, Liz, und John Soars. New Headway English Course: Pre-intermediate : Student's Book. Oxford, 2003.

MLA-Zitierstil (9. Ausg.)

Soars, Liz, und John Soars. New Headway English Course: Pre-intermediate : Student's Book. 2003.