Cita APA (7a ed.)

Hewings, M., & Nickerson, C. (1999). Business English: Research into practice. Longman.

Cita Chicago Style (17a ed.)

Hewings, Martin, y Catherine Nickerson. Business English: Research into Practice. Harlow, UK: Longman, 1999.

Cita MLA (9a ed.)

Hewings, Martin, y Catherine Nickerson. Business English: Research into Practice. Longman, 1999.