Cita APA (7a ed.)
Hanna, M. S., & Wilson, G. L. (1991). Communicating in Business and Professional Settings (3. ed.). MacGraw-Hill.
Cita Chicago Style (17a ed.)
Hanna, Michael S., y Gerald L. Wilson. Communicating in Business and Professional Settings. 3. ed. New York: MacGraw-Hill, 1991.
Cita MLA (9a ed.)
Hanna, Michael S., y Gerald L. Wilson. Communicating in Business and Professional Settings. 3. ed. MacGraw-Hill, 1991.
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