Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (9a ed.)

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