APA ציטוט

Soars, J., & Soars, L. (1989). Headway: Advanced : Student's Book. Oxford: Oxford University Press.

Trích dẫn kiểu Chicago

Soars, John, và Liz Soars. Headway: Advanced : Student's Book. Oxford: Oxford University Press, 1989.

ציטוט MLA

Soars, John, và Liz Soars. Headway: Advanced : Student's Book. Oxford: Oxford University Press, 1989.