Hi Is it possible to Create Top 10 Circulation book with ISBN number in SQL report, it is Available for Top Circulation book report: https://wiki.koha-community.org/wiki/SQL_Reports_Circulation#Top_10_Circulat... , but ISBN number missing. How to Add the ISBN Number in the report. i try to "bi.isbn" but not working SELECT count(s.datetime) AS circs, b.title, b.author, i.ccode FROM statistics sJOIN items i ON (i.itemnumber=s.itemnumber) LEFT JOIN biblio b ON (b.biblionumber=i.biblionumber) WHERE DATE(s.datetime) > DATE_SUB(CURRENT_DATE(),INTERVAL 6 MONTH) AND DATE(s.datetime)<=CURRENT_DATE() AND s.itemnumber IS NOT NULL AND s.type IN ('issue','renew')GROUP BY b.biblionumber ORDER BY circs DESC LIMIT 10 -- Thanking you.. Librarian, MAMCET <http://mamcet.com/> Trichy-Chennai Trunk Road, Siruganur, Tiruchirappalli-621 105.