Grady, J. F., & Hall. Milton. (1939). Writing effective government letters. Employee Training Publications.
Citace podle Chicago (17th ed.)Grady, James F., a Hall. Milton. Writing Effective Government Letters. Washington, D.C: Employee Training Publications, 1939.
Citace podle MLA (9th ed.)Grady, James F., a Hall. Milton. Writing Effective Government Letters. Employee Training Publications, 1939.
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