SELECT *, tblWork.ref AS _ref, tblWork.picture AS _picture, tblWork.picture4x3 AS _picture4x3, GROUP_CONCAT((100*(tblWorkPrice.price-)/0)) AS _prices FROM tblWork,tblWorkprice WHERE tblWork.ref=tblWorkprice.refWork AND tblWork.visibility>0 AND tblWork.refCurator='1117' GROUP BY tblWork.ref ORDER BY tblWork.orderN