APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (8th ed.) Citation

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

Warning: These citations may not always be 100% accurate.