Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (9a ed.)

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