Tohutoro APA (7th ed.)

Biber, D. (2002). Longman student grammar of spoken and written English. Longman.

Tohutoru Kātū Chicago (17th ed.)

Biber, Douglas. Longman Student Grammar of Spoken and Written English. Harlow: Longman, 2002.

Tohutoro MLA (9th ed.)

Biber, Douglas. Longman Student Grammar of Spoken and Written English. Longman, 2002.