APA (7. basım) Alıntı

BARRALL, I. (2002). Powerbase Beginner: Teacher's book. Longman.

Chicago Style (17. basım) Atıf

BARRALL, Irene. Powerbase Beginner: Teacher's Book. Longman, 2002.

MLA (8th ed.) Atıf

BARRALL, Irene. Powerbase Beginner: Teacher's Book. Longman, 2002.