1821 1046 1263 1244 1974 1766 1858 1489 1025 1892 1548 1685 1364 1875 1710 1926 1762 1266 1999 1199 1123 1472 1899 1768 1192 1986 1290 1032 1087 1318 1986 1328 1216 1773 1105 1187 1938 1211 1622 1760 1639 1554 1415 1584 1494 1301 1146 1226 1224 1578 1972 1560 1425 1745 1751 1861 1250 1318 1000 1168 1804 1974 1098 1313 1200 1654 1656 1080 1985 1127 1330 1124 1402 1246 1345 1898 1884 1100 1071 1306 1304 1443 1173 1040 1349 1895 1155 1259 1462 1960 1920 1958 1728 1787 1470 1071 1053 1734 1037 http://library.phcsuphan.ac.th/search.usisassist.php?fromrefcode=&keyword=%20Schaefer,%20Berndมีปัญหาในการเชื่อมต่อ/Connection Problems (open url)