Clark, T. (1994). The Writer's digest guide to good writing. Cincinnati, Ohio: Writer's Digest Books.
Chicago-stil citatClark, Thomas. The Writer's Digest Guide to Good Writing. Cincinnati, Ohio: Writer's Digest Books, 1994.
MLA-referensClark, Thomas. The Writer's Digest Guide to Good Writing. Cincinnati, Ohio: Writer's Digest Books, 1994.
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