Cita APA (7a ed.)
Barnes, M. (1981). Use of business English (1. ed.). Chartered Insurance Institute.
Cita Chicago Style (17a ed.)
Barnes, M. Use of Business English. 1. ed. London: Chartered Insurance Institute, 1981.
Cita MLA (9a ed.)
Barnes, M. Use of Business English. 1. ed. Chartered Insurance Institute, 1981.
Precaución: Estas citas no son 100% exactas.