T. Thamsit Sittisakol. (1989) Comparative studies of growth rate in feedstuffs of finishing beef cattle with concentrates and roughage (pineapple waste). Mahidol University,:ม.ป.ท.T. Thamsit Sittisakol. 1989. Comparative studies of growth rate in feedstuffs of finishing beef cattle with concentrates and roughage (pineapple waste). ม.ป.ท.:Mahidol University,;T. Thamsit Sittisakol. Comparative studies of growth rate in feedstuffs of finishing beef cattle with concentrates and roughage (pineapple waste). ม.ป.ท.:Mahidol University, 1989. Print.