include("conn/conn.php");
$query=mysql_query("select b.*,c.name as bookcasename,p.pubname,t.typename from tb_bookinfo b left join tb_bookcase c on b.bookcase=c.id join tb_publishing p on b.ISBN=p.ISBN join tb_booktype t on b.typeid=t.id");
$result=mysql_fetch_array($query);
if($result==false){
?>
}
else{
?>
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