Cita APA

Harmby, A. S. (2005). Oxford advances learner's dictionary of current english (7ª ed.). New York: Oxford University Press.

Citación estilo Chicago

Harmby, A. S. Oxford Advances Learner's Dictionary of Current English. 7ª ed. New York: Oxford University Press, 2005.

Cita MLA

Harmby, A. S. Oxford Advances Learner's Dictionary of Current English. 7ª ed. New York: Oxford University Press, 2005.