Karamadai, Nov. 15 : The Principal of a college in India's southern Coimbatore city has made it to the Guinness Book of World Records for writing the longest title of 1022 words for his book on Daniel Radcliffe, who played the silver screen character of Harry Potter. The book has the longest title ever with 4805 characters that too without any space. The title of the book interestingly doesn't have even a single punctuation mark.