Lee, Shu Yen; Teo, Kelvin Yi Chong; Cheung, Gemmy Chui Ming; Wong, Chee Wai; Tsai, Andrew Shih Hsiang; Ting, Daniel Shu Wei World Scientific Publishing Co Pte Ltd 2015 Pehmeäkantinen kirja
Seah, Wee Khee; Lim, Kenneth Mingjie; Lee, Gary Cheng Feng; Ong, Royston Tien Sheng; Yeo, Nicholas Wei Xiong World Scientific Publishing Co Pte Ltd 2008 Pehmeäkantinen kirja