Tsinghua University: Circuit Principles, 2nd Edition, edited by Jiang Jiguang and Liu Xiucheng, Tsinghua University Publishing House, 2007.

It's published, and the cover is red.

Xi Jiaotong University: Circuit, 5th Edition, edited by Qiu Guanyuan and Luo Xianjue, Higher Education Press, 2006.

Published in, the cover is blue.