APA (7th ed.) Zitazioa

ALIEN, W. S. (1959). Living english structure; a practice: Book for foreign students (4th ed.). Longman.

Chicago Style (17th ed.) Zitazioa

ALIEN, W. Stannard. Living English Structure; a Practice: Book for Foreign Students. 4th ed. London: Longman, 1959.

MLA (9th ed.) Zitazioa

ALIEN, W. Stannard. Living English Structure; a Practice: Book for Foreign Students. 4th ed. Longman, 1959.