| 其他書名 | Containing an Index to Commercial Subjects, a Catalogue of Books and Government Papers in the Library on Commerce, Shipping and Related Subjects, Telegraphic Codes, Maps, British and Foreign Directories, Periodicals, &c |
| 出版 | Libraries, Museums and Arts Committee, 1920 |
| URL | http://books.google.com.hk/books?id=d65AAQAAMAAJ&hl=&source=gbs_api |