Cita APA (7a ed.)

Crawley, A., & Ashby, M. (1994). Oxford elementary learner's dictionary (2nd ed.). Oxford University Press.

Cita Chicago Style (17a ed.)

Crawley, Angela, y Michael Ashby. Oxford Elementary Learner's Dictionary. 2nd ed. Oxford: Oxford University Press, 1994.

Cita MLA (9a ed.)

Crawley, Angela, y Michael Ashby. Oxford Elementary Learner's Dictionary. 2nd ed. Oxford University Press, 1994.