Cita APA (7a ed.)

Allison, J., & Emmerson, P. (2007). The business: Intermediate. Student's book (1st published.). MacMillan.

Cita Chicago Style (17a ed.)

Allison, John, y Paul Emmerson. The Business: Intermediate. Student's Book. 1st published. Oxford: MacMillan, 2007.

Cita MLA (9a ed.)

Allison, John, y Paul Emmerson. The Business: Intermediate. Student's Book. 1st published. MacMillan, 2007.