How to Write, Speak and Think More Effectively By (author): "Rudolf Flesch"Genres:Nonfiction books Writing books Reference books Self Help books Communication books ISBN0451167635ISBN139780451167637AsinHow to Write, Speak and Think More EffectivelyOriginal titleHow to Write, Speak and Think More EffectivelyHow to Write, Speak and Think More Effectively (Signet) by Rudolf Flesch