APA aipamena

Schrampfer Azar Betty. (1995). Basic English Grammar (photo). American: Longman.

Chicago Style aipamena

Schrampfer Azar Betty. Basic English Grammar (photo). American: Longman, 1995.

MLA aipamena

Schrampfer Azar Betty. Basic English Grammar (photo). American: Longman, 1995.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.