1807 1510 1918 1848 1336 1336 1285 1560 1434 1670 1950 1046 1242 1371 1471 1102 1151 1570 1337 1191 1594 1287 1844 1979 1954 1728 1735 1045 1184 1772 1141 1934 1486 1363 1920 1497 1081 1392 1632 1203 1019 1489 1705 1732 1952 1546 1377 1386 1982 1688 1303 1415 1970 1310 1177 1186 1445 1951 1210 1039 1184 1254 1064 1426 1389 1947 1298 1075 1168 1868 1900 1542 1729 1494 1174 1100 1119 1921 1995 1229 1460 1075 1538 1025 1537 1051 1947 1781 1085 1614 1808 1618 1068 1110 1886 1447 1516 1103 1674 http://library.phcsuphan.ac.th/search.usisassist.php?fromrefcode=&keyword=%20ครูมีปัญหาในการเชื่อมต่อ/Connection Problems (open url)