Cita APA

Sinclair, J., The University of Birmingham, & Collins. (1987). Collins COBUILD: English language dictionary. London and Glasgow: Collins ELT.

Citación estilo Chicago

Sinclair, John, The University of Birmingham, and Collins. Collins COBUILD: English Language Dictionary. London and Glasgow: Collins ELT, 1987.

Cita MLA

Sinclair, John, The University of Birmingham, and Collins. Collins COBUILD: English Language Dictionary. London and Glasgow: Collins ELT, 1987.