1903
1547
1424
1304
1805
1248
1464
1973
1608
1762
1965
1942
1348
1193
1232
1778
1329
1362
1752
1775
1372
1780
1780
1647
1038
1794
1109
1230
1219
1542
1737
1587
1644
1821
1616
1952
1618
1825
1483
1785
1882
1525
1315
1447
1179
1987
1308
1983
1523
1348
1398
1127
1030
1414
1425
1035
1779
1296
1316
1629
1733
1411
1189
1993
1197
1851
1641
1612
1931
1183
1225
1661
1779
1098
1701
1590
1344
1474
1394
1246
1808
1187
1075
1118
1825
1361
1521
1055
1980
1394
1882
1113
1985
1760
1054
1971
1102
1310
1957
http://library.bcnpb.ac.th/ulib6search.usisassist.php?fromrefcode=&keyword=%20John%20Vitkusมีปัญหาในการเชื่อมต่อ/Connection Problems (open url)