Cita APA

Collins Cobuild. (1989). English learner's dictionary. London: Collins publishers.

Chicago Style Citation

Collins Cobuild. English Learner's Dictionary. London: Collins publishers, 1989.

Cita MLA

Collins Cobuild. English Learner's Dictionary. London: Collins publishers, 1989.

Atenció: Aquestes cites poden no estar 100% correctes.