1093 1237 1757 1160 1284 1062 1997 1173 1832 1918 1464 1288 1781 1176 1815 1471 1148 1344 1067 1081 1003 1272 1781 1693 1749 1800 1853 1199 1489 1968 1316 1212 1147 1370 1061 1566 1597 1065 1283 1989 1368 1246 1876 1854 1821 1669 1260 1602 1437 1623 1424 1565 1026 1397 1388 1342 1173 1977 1033 1414 1652 1991 1965 1320 1565 1901 1130 1009 1095 1466 1793 1240 1396 1015 1046 1283 1513 1610 1867 1879 1873 1420 1244 1159 1836 1824 1434 1595 1280 1260 1040 1024 1818 1030 1566 1116 1688 1441 1967 http://library.bcnpb.ac.th/ulib6search.usisassist.php?fromrefcode=&keyword=%20Fritz%20J.%20Erckson,%20John%20A.%20Vonkมีปัญหาในการเชื่อมต่อ/Connection Problems (open url)