Gem และผู้แต่งคนอื่นๆ. (2011) Economic potential of timber production from yargey community forest under tsirang district in Bhutan. Kasetsart University,:ม.ป.ท.Gem และผู้แต่งคนอื่นๆ. 2011. Economic potential of timber production from yargey community forest under tsirang district in Bhutan. ม.ป.ท.:Kasetsart University,;Gem และผู้แต่งคนอื่นๆ. Economic potential of timber production from yargey community forest under tsirang district in Bhutan. ม.ป.ท.:Kasetsart University, 2011. Print.