1968 1804 1893 1547 1093 1428 1686 1479 1820 1407 1112 1241 1374 1896 1394 1705 1225 1813 1632 1481 1475 1108 1658 1192 1643 1680 1901 1423 1361 1178 1797 1116 1391 1139 1289 1749 1530 1926 1444 1665 1717 1842 1264 1891 1584 1380 1953 1402 1426 1366 1162 1479 1973 1880 1521 1503 1889 1855 1610 1778 1815 1575 1653 1110 1518 1794 1592 1372 1676 1981 1796 1435 1829 1837 1034 1633 1771 1615 1184 1503 1202 1383 1568 1357 1006 1441 1822 1487 1165 1089 1937 1047 1931 1130 1388 1818 1930 1383 1957 http://library.bcnpb.ac.th/ulib6search.usisassist.php?fromrefcode=&keyword=%20Sheila%20C.%20Whitworthมีปัญหาในการเชื่อมต่อ/Connection Problems (open url)