Seeing Spells Achieving: Improve your spelling, reading, memory, dyslexic symptoms, in any language, by using your brain the way nature intended, through NLP and visualisation
Oxford A-Z of Spelling
Rescuing Spelling
Accomodating Brocolli In The Cemetary: or why can't anybody spell?
The Gift of Dyslexia: Why Some of the Brightest People Can't Read and How They Can Learn
Eyes Before Ease: The Unsolved Mysteries and Secret Histories of Spelling
The English Writing System (The English Language Series)
Manual for Testing and Teaching English Spelling