Cita APA (7th ed.)

May, P. (2004). IELTS: Practice tests. Oxford University Press.

Cita Chicago (17th ed.)

May, Peter. IELTS: Practice Tests. New York: Oxford University Press, 2004.

Cita MLA (9th ed.)

May, Peter. IELTS: Practice Tests. Oxford University Press, 2004.

Atenció: Aquestes cites poden no estar 100% correctes.