Library of Congress Classification
| number
| Library of Congress Classification | |
| libr. | 国会图书馆分类法 |
| number | |
| bridge. | 大宕分 |
| econ. | 号 |
| interntl.trade. од. | 数目 |
| met. | 数值 |
| radio.amat. | 数字 |
| stat. | 总计; 个数 |
| tech. | 号数; 数字 |
| tech. од. | 数 |
| |||
| 【美国】国会图书馆分类法 | |||
| English thesaurus | |||
| |||
| LCC | |||
|
Library of Congress Classification : 3 phrases in 1 subject |
| Librarianship | 3 |