1640
1045
1793
1823
1477
1873
1570
1895
1898
1137
1234
1940
1150
1630
1913
1502
1338
1090
1388
1504
1461
1668
1370
1877
1643
1470
1256
1944
1588
1410
1246
1051
1459
1716
1056
1712
1596
1548
1942
1235
1437
1461
1114
1100
1979
1202
1423
1809
1397
1728
1745
1971
1819
1307
1942
1346
1247
1072
1212
1064
1683
1415
1521
1988
1749
1371
1155
1835
1860
1735
1684
1179
1888
1293
1424
1291
1625
1213
1931
1063
1916
1173
1777
1045
1149
1437
1861
1764
1868
1849
1416
1398
1847
1186
1812
1456
1686
1799
1637
https://ulib.bcnpb.ac.th/ulib6search.usisassist.php?fromrefcode=&keyword=%20Ralph,%20Sheila%20Sparks.,มีปัญหาในการเชื่อมต่อ/Connection Problems (open url)