1112 1877 1456 1177 1366 1322 1614 1497 1112 1377 1770 1491 1592 1435 1630 1734 1071 1687 1954 1567 1463 1770 1438 1509 1948 1954 1215 1705 1463 1498 1645 1836 1842 1243 1386 1114 1699 1926 1150 1688 1320 1815 1085 1343 1660 1642 1072 1021 2000 1710 1073 1234 1709 1910 1595 1958 1238 1451 1291 1873 1635 1256 1993 1623 1541 1378 1157 1387 1773 1727 1894 1282 1456 1456 1526 1699 1845 1869 1232 1829 1824 1388 1820 1848 1072 1960 1258 1098 1975 1463 1883 1662 1116 1564 1022 1121 1600 1828 1284 http://library.phcsuphan.ac.th/search.usisassist.php?fromrefcode=&keyword=%20แพรณัฐมีปัญหาในการเชื่อมต่อ/Connection Problems (open url)