1692
1053
1571
1565
1774
1347
1602
1302
1055
1446
1980
1182
1889
1270
1683
1700
1219
1501
1912
1032
1174
1745
1906
1508
1043
1923
1518
1213
1810
1899
1433
1867
1352
1442
1433
1949
1854
1384
1741
1720
1846
1808
1747
1770
1503
1048
1267
1588
1283
1884
1504
1324
1527
1117
1601
1051
1479
1811
1880
1783
1249
1318
1747
1137
1935
1747
1855
1797
1781
1648
1750
1829
1559
1455
1219
1821
1068
1986
1044
1847
1144
1418
1665
1379
1128
1827
1727
1107
1294
1724
1800
1983
1684
1684
1091
1709
1123
1234
1342
http://library.bcnpb.ac.th/ulib6search.usisassist.php?fromrefcode=&keyword=%20Robert%20C.%20Richardsonมีปัญหาในการเชื่อมต่อ/Connection Problems (open url)