APA-Zitierstil (7. Ausg.)

Busso, M. A. (2006). Business english at school 3: Level three (1ª ed.).

Chicago-Zitierstil (17. Ausg.)

Busso, María Amanda. Business English at School 3: Level Three. 1ª ed. Córdoba, 2006.

MLA-Zitierstil (9. Ausg.)

Busso, María Amanda. Business English at School 3: Level Three. 1ª ed. 2006.