这是一个电子书制作生成的工具源码,十分有价值,而且运用了加密解密的技术-This is an e-book production tools to generate source code, is very valuable, but use of encryption and decryption technology

Java语言入门txt电子书 适合初学Java的学员-Java language Java entry txt e-book for beginners students

this e book to binding source use C sharp