Help me find the reference of PCB production process and problem solving. Thank you. I wrote a reference, and I don't know what to write.

[1]. Yu. Practical Guide to PCB Design [G], Xi 'an: xidian university Publishing House, 2006, 18-35.

[2]. Cao, Zhao Yanhua. Protel99SE schematic diagram and PCB design [M], Beijing: Electronic Industry Press, 2007,21-40.

[3]. Zeng Feng, Hou, Zeng Fanyu. Design and manufacture of printed circuit board [M], Beijing: Electronic Industry Press, 2002, 16-25.

[4]. Wang Jianshi. Handbook of technical standards for printed circuit boards [S], Beijing: China Standards Publishing House, 2007, 10-40.

Zhao Guanglin. Protel99 SE Circuit Design and Fabrication [M], Beijing: Electronic Industry Press, February 2005, 20-32.

Xihe Zhang, Sheng Hongyu. PCB Circuit Design Training Textbook [M], Shanghai: Science Press, 2005, 12-23.