Tien Foo Sing, Sumit Agarwal and Ang Swee Hoon (2020), "Kiasunomics 2: Economic Insights for Everyday Life" , 2nd, World Scientific

Sumit Agarwal, Swee Hoon Ang and Tien Foo Sing (2020), "Kiasunomics 2: Economic Insights for Everyday Life" , World Scientific