APA (7. basım) Alıntı

Barrall, I. (2004). Elementary Business English: Teacher's resource book. Pearson Education.

Chicago Style (17. basım) Atıf

Barrall, Irene. Elementary Business English: Teacher's Resource Book. Essex: Pearson Education, 2004.

MLA (9th ed.) Atıf

Barrall, Irene. Elementary Business English: Teacher's Resource Book. Pearson Education, 2004.