Cita APA (7a ed.)
Ashley, A. (1992). A Handbook of Commercial Correspondence (2.Ed.). The University Press.
Cita Chicago Style (17a ed.)
Ashley, A. A Handbook of Commercial Correspondence. 2.Ed. Oxford: The University Press, 1992.
Cita MLA (9a ed.)
Ashley, A. A Handbook of Commercial Correspondence. 2.Ed. The University Press, 1992.
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