Pisal MUENKAEW และผู้แต่งคนอื่นๆ. (2015) INFLUENCE OF TYPE OF CASSAVA DIGGER PLOUGH TO THE GRIPPING PERCENTAGE OF THE CASSAVA AFTER DIGGING. Thai Society of Agricultural Engineering:ม.ป.ท.Pisal MUENKAEW และผู้แต่งคนอื่นๆ. 2015. INFLUENCE OF TYPE OF CASSAVA DIGGER PLOUGH TO THE GRIPPING PERCENTAGE OF THE CASSAVA AFTER DIGGING. ม.ป.ท.:Thai Society of Agricultural Engineering;Pisal MUENKAEW และผู้แต่งคนอื่นๆ. INFLUENCE OF TYPE OF CASSAVA DIGGER PLOUGH TO THE GRIPPING PERCENTAGE OF THE CASSAVA AFTER DIGGING. ม.ป.ท.:Thai Society of Agricultural Engineering, 2015. Print.