Cita APA (7a ed.)
Ashley, A. (1993). A handbook of commercial correspondence. The University Press.
Cita Chicago Style (17a ed.)
Ashley, A. A Handbook of Commercial Correspondence. Oxford: The University Press, 1993.
Cita MLA (9a ed.)
Ashley, A. A Handbook of Commercial Correspondence. The University Press, 1993.
Precaución: Estas citas no son 100% exactas.