Nann Winn Soe และ Suriya Sawanon. (2013) Effects of dietary energy sources and protein levels on performance, carcass quality and production cost of KamphaengSaen beef cattle. Kasetsart University:ม.ป.ท.Nann Winn Soe และ Suriya Sawanon. 2013. Effects of dietary energy sources and protein levels on performance, carcass quality and production cost of KamphaengSaen beef cattle. ม.ป.ท.:Kasetsart University;Nann Winn Soe และ Suriya Sawanon. Effects of dietary energy sources and protein levels on performance, carcass quality and production cost of KamphaengSaen beef cattle. ม.ป.ท.:Kasetsart University, 2013. Print.