Cita APA (7a ed.)

Pile, L., & Lowe, S. (2007). Intelligent business: Intermediate business English. Teacher's book (1st published, 4th imp.). Pearson Education.

Cita Chicago Style (17a ed.)

Pile, Louise, y Susan Lowe. Intelligent Business: Intermediate Business English. Teacher's Book. 1st published, 4th imp. Harlow: Pearson Education, 2007.

Cita MLA (9a ed.)

Pile, Louise, y Susan Lowe. Intelligent Business: Intermediate Business English. Teacher's Book. 1st published, 4th imp. Pearson Education, 2007.