APA (7th ed.) Citation

Charles Png, Seah Wee Khee, & Sukandar Hadinoto. (2007). 50 math and science games for leadership (Fifty math and science games for leadership.). World Scientific Publishing.

Chicago Style (17th ed.) Citation

Charles Png, Seah Wee Khee, and Sukandar Hadinoto. 50 Math and Science Games for Leadership. Fifty math and science games for leadership. Singapore: World Scientific Publishing, 2007.

MLA (8th ed.) Citation

Charles Png, et al. 50 Math and Science Games for Leadership. Fifty math and science games for leadership. World Scientific Publishing, 2007.

Warning: These citations may not always be 100% accurate.