Suthijit Traiyongwanich. 1999. The economics of marketing and processing identity preserved-soybeans. Faculty of Graduate School, University of Missouri-Columbia;
Suthijit Traiyongwanich. (1999) The economics of marketing and processing identity preserved-soybeans . University of Missouri-Columbia/Columbia.
Suthijit Traiyongwanich. The economics of marketing and processing identity preserved-soybeans. . Columbia:University of Missouri-Columbia, 1999.
Suthijit Traiyongwanich. (1999) The economics of marketing and processing identity preserved-soybeans . University of Missouri-Columbia/Columbia.