Zinsser, William
On writing well: an informal guide to writing nonfiction
Harper Collins, 1990
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Goddard, Ken
Informative writing : your practical guide to effective communication
The Bath Press, 1995
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Brock, Dee
Writing for a reason
John Wiley & Sons, 1978
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Mundhenk, Robert T.
Contact: a guide to writing skills
Houghton Mifflin, 1978
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Lerner, Marcia
Writing smart: your guide to great writing
Random House, 2001
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