Reference No.: ICH-077
Date of Inclusion: October 2019
Lee, Tee Jong. The Soy Sauce Towkay: The Story of Yeo Thian In, Founder of Yeo Hiap Seng Sauce Factory in Singapore. Singapore: Campus Crusade Asia Limited, 2010.
Leong-Salobir, Cecilia. Urban Food Culture: Sydney, Shanghai and Singapore in the Twentieth Century. Palgrave Macmillan, 2019.
Shurtleff, William and Akiko Aoyagi. History of Soybeans and Soyfoods in Southeast Asia (13th Century to 2010), Lafayette: Soyinfo Centre, 2010.
Shurtleff, William and Akiko Aoyagi. History of Soy Sauce (160 CE to 2012). Lafayette: Soyinfo Center, 2012.