Wasinee Kaewboonnum และ Artiwan Shotipruk. (2007) Separation of gamma oryzanol from soapstock by product from rice bran oil industry. Chulalongkorn University:ม.ป.ท.Wasinee Kaewboonnum และ Artiwan Shotipruk. 2007. Separation of gamma oryzanol from soapstock by product from rice bran oil industry. ม.ป.ท.:Chulalongkorn University;Wasinee Kaewboonnum และ Artiwan Shotipruk. Separation of gamma oryzanol from soapstock by product from rice bran oil industry. ม.ป.ท.:Chulalongkorn University, 2007. Print.