Cita APA

(1999). Longman grammar of spoken and written English. England: Longman.

Chicago Style Citation

Longman Grammar of Spoken and Written English. England: Longman, 1999.

Cita MLA

Longman Grammar of Spoken and Written English. England: Longman, 1999.

Atenció: Aquestes cites poden no estar 100% correctes.