KARAK, Jan 9 (Pakistan Point News - APP - 09th Jan, 2017 ) : A four-day book exhibition started here at Khushal Khan Khattak University (KKKU) on Monday where over 4,000 books of different fields were put on display. The exhibition was organized jointly by the National Books Foundation, KKKU and district government. Pro Vice Chancellor Professor KKKU Professor Dr Mirza Jan and Deputy Commission Abid Khan Wazir inaugurated the exhibition. During the exhibition, all the books would be available for purchase on 40 percent discounts for the students. The last day of the exhibition is specified the females only, said Registrar KKKU Anwar Marwat.