Krittiya Lertchunhakiat และ Chainarong Navanukraw. (2012) Pregnancy establishment processes and assessment of placental and fetal growth in thai- native goat. Khon Kaen Univesity:ม.ป.ท.Krittiya Lertchunhakiat และ Chainarong Navanukraw. 2012. Pregnancy establishment processes and assessment of placental and fetal growth in thai- native goat. ม.ป.ท.:Khon Kaen Univesity;Krittiya Lertchunhakiat และ Chainarong Navanukraw. Pregnancy establishment processes and assessment of placental and fetal growth in thai- native goat. ม.ป.ท.:Khon Kaen Univesity, 2012. Print.