Goshimae และ Aschalew Tsegahun. (2006) Assessment of feeding systems and evaluation of feed supplementation on body weight and fleece production of sheep in Ethiopia /. Kasetsart University,:ม.ป.ท.Goshimae และ Aschalew Tsegahun. 2006. Assessment of feeding systems and evaluation of feed supplementation on body weight and fleece production of sheep in Ethiopia /. ม.ป.ท.:Kasetsart University,;Goshimae และ Aschalew Tsegahun. Assessment of feeding systems and evaluation of feed supplementation on body weight and fleece production of sheep in Ethiopia /. ม.ป.ท.:Kasetsart University, 2006. Print.