Morris, John O.
Make yourself clear : improving business communication/ John O. Morris
McGraw-Hill , 1980
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Ewald, Helen Rothschild, author
Business communication
Prentice-Hall International, 1997
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Locker, Kitty O., author
Business and administrative communication
McGraw-Hill/Irwin, 2000
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Baird, John W., author
Business communication : strategies and solutions
McGraw-Hill, 1983
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Locker, Kitty O., author
Business and administrative communication
McGraw-Hill, 2013
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