Cita APA

(1998). Headway student's book: Pre-immediate. Oxford: Oxford Univ. Press.

Chicago Style Citation

Headway Student's Book: Pre-immediate. Oxford: Oxford Univ. Press, 1998.

Cita MLA

Headway Student's Book: Pre-immediate. Oxford: Oxford Univ. Press, 1998.

Atenció: Aquestes cites poden no estar 100% correctes.