Manop Chaimati. (1992) Embryo transfer technique for improvement of cattle productivity. Mahidol University,:ม.ป.ท.Manop Chaimati. 1992. Embryo transfer technique for improvement of cattle productivity. ม.ป.ท.:Mahidol University,;Manop Chaimati. Embryo transfer technique for improvement of cattle productivity. ม.ป.ท.:Mahidol University, 1992. Print.