Cita APA (7a ed.)

Pile, L. (2008). Intelligent business: Intermediate business English. Workbook (1st published, 3rd imp.). Pearson Education.

Cita Chicago Style (17a ed.)

Pile, Louise. Intelligent Business: Intermediate Business English. Workbook. 1st published, 3rd imp. Harlow: Pearson Education, 2008.

Cita MLA (9a ed.)

Pile, Louise. Intelligent Business: Intermediate Business English. Workbook. 1st published, 3rd imp. Pearson Education, 2008.