Virat Choktananukul และผู้แต่งคนอื่นๆ. (2005) Comparison of feed utilization and productive performance of cross-bred friesian heifers fed tmp raising in conventional versus evaporative cooling system. Chulalongkorn University:ม.ป.ท.Virat Choktananukul และผู้แต่งคนอื่นๆ. 2005. Comparison of feed utilization and productive performance of cross-bred friesian heifers fed tmp raising in conventional versus evaporative cooling system. ม.ป.ท.:Chulalongkorn University;Virat Choktananukul และผู้แต่งคนอื่นๆ. Comparison of feed utilization and productive performance of cross-bred friesian heifers fed tmp raising in conventional versus evaporative cooling system. ม.ป.ท.:Chulalongkorn University, 2005. Print.