图书管理源代码，带数据库备份程序，基于Delphi实现。模块：新书入库、图书维护、借书还书、办理借书卡、查询、权限管理、备份还原等。-The library management source code, with a database backup program, based on Delphi. Modules: book storage, Books maintenance, library book, library cards, query, rights management, b