Cita APA (7a ed.)

Tullis, G., & Power, S. (2000). New insights into business: Workbook (1st published.). Longman.

Cita Chicago Style (17a ed.)

Tullis, Graham, y Susan Power. New Insights into Business: Workbook. 1st published. Harlow: Longman, 2000.

Cita MLA (9a ed.)

Tullis, Graham, y Susan Power. New Insights into Business: Workbook. 1st published. Longman, 2000.