Cita APA

Alexander, L. (2010). Longman English grammar practice for intermediate students. Longman.

Chicago Style Citation

Alexander, L.G. Longman English Grammar Practice for Intermediate Students. Longman, 2010.

Cita MLA

Alexander, L.G. Longman English Grammar Practice for Intermediate Students. Longman, 2010.

Atenció: Aquestes cites poden no estar 100% correctes.