1889 1789 1791 1808 1793 1221 1435 1673 1996 1324 1375 1095 1336 1108 1662 1709 1770 1131 1666 1661 1107 1747 1511 1650 1092 1019 1516 1970 1866 1269 1094 1078 1476 1423 1149 1600 1966 1799 1766 1982 1422 1326 1115 1790 1372 1509 1037 1329 1797 1656 1836 1203 1602 1277 1451 1225 1260 1812 1846 1357 1660 1684 1453 1211 1766 1196 1122 1403 1402 1091 1939 1726 1868 1576 1138 1932 1799 1496 1630 1501 1576 1998 1097 1422 1080 1353 1831 1218 1617 1412 1727 1554 1961 1777 1759 1986 1977 1032 1382 http://library.phcsuphan.ac.th/search.usisassist.php?fromrefcode=&keyword=%20Astronomyมีปัญหาในการเชื่อมต่อ/Connection Problems (open url)