Cita APA (7th ed.)

Rogers, J. (2001). Pre-Intermediate Business English: Practice file. Pearson Education.

Cita Chicago (17th ed.)

Rogers, John. Pre-Intermediate Business English: Practice File. Essex: Pearson Education, 2001.

Cita MLA (9th ed.)

Rogers, John. Pre-Intermediate Business English: Practice File. Pearson Education, 2001.