Song Do Soo, & Yeo Woon Bang. (2011). Xun zhao yin cang de shu xue = Find the hidden mathematics. Beijing: Beijing Double Spiral Culture & Exchange Company Ltd.
Chicago Style CitationSong Do Soo, and Yeo Woon Bang. Xun Zhao Yin Cang De Shu Xue = Find the Hidden Mathematics. Beijing: Beijing Double Spiral Culture & Exchange Company Ltd, 2011.
MLA CitationSong Do Soo, and Yeo Woon Bang. Xun Zhao Yin Cang De Shu Xue = Find the Hidden Mathematics. Beijing: Beijing Double Spiral Culture & Exchange Company Ltd, 2011.
Warning: These citations may not always be 100% accurate.