Geffner, A. B. (2010). Business English: The writing skills you need for today's workplace. Hauppauge, N.Y: Barron's Educational Series.
Citação norma ChicagoGeffner, Andrea B. Business English: The Writing Skills You Need for Today's Workplace. Hauppauge, N.Y: Barron's Educational Series, 2010.
Citação norma MLAGeffner, Andrea B. Business English: The Writing Skills You Need for Today's Workplace. Hauppauge, N.Y: Barron's Educational Series, 2010.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.