Prungtip Navaratana. (1992) Preparation methods and physico-chemical properties of various buk powders from elephant yam (Amorphophallus spp.). Mahidol University,:ม.ป.ท.Prungtip Navaratana. 1992. Preparation methods and physico-chemical properties of various buk powders from elephant yam (Amorphophallus spp.). ม.ป.ท.:Mahidol University,;Prungtip Navaratana. Preparation methods and physico-chemical properties of various buk powders from elephant yam (Amorphophallus spp.). ม.ป.ท.:Mahidol University, 1992. Print.