1656 1244 1413 1393 1881 1509 1756 1929 1502 1789 1433 1634 1737 1810 1569 1619 1551 1466 1319 1733 1534 1358 1644 1566 1257 1175 1656 1126 1167 1755 1102 1960 1236 1618 1284 1756 1593 1109 1401 1382 1029 1347 1365 1077 1409 1267 1205 1165 1653 1999 1134 1756 1868 1964 1540 1927 1902 1254 1747 1800 1164 1669 1295 1812 1618 1885 1564 1480 1505 1700 1788 1615 1900 1958 1201 1803 1825 1735 1306 1066 1356 1676 1592 1351 1599 1142 1678 1076 1626 1224 1790 1191 1499 1734 1472 1729 1751 1748 1561 http://library.phcsuphan.ac.th/search.usisassist.php?fromrefcode=&keyword=%20ดังตฤนมีปัญหาในการเชื่อมต่อ/Connection Problems (open url)