White Jack White 
Mystery of Making It: Reveals the Secrets of Marketing Art-How Artist Senkarik Sold the First Piece in 1980 and has Exceeded $7 Million in Sales [EPUB ebook] 

Mystery of Making IT destroys all the myths learned in art school that have been passed down from generation to generation and will transform your career. Written for the seasoned pro as well as those just starting to market their art. Over a thousand artists have read this book and say it has dramatically changed their lives. Learn the secrets guarded by the professionals and find the path to your own success. Jack White has been a successful artist for over 40 years and freely shares his experience.