000 nam a22 4500
999 _c1958
_d1958
005 20191010161953.0
008 181113b ||||| |||| 00| 0 tha d
040 _aRID
_btha
_cRID
082 _aRID. 627
_bI7n 1974
245 _aNortheast Thailand irrigation improvement project agreement between Royal Irrigation Department and Tahal Consulting Engineers LTD. (IDA credit No. 461th).
260 _aBangkok
_bRoyal Irrigation Department
_c1974
710 _aIn cooperation with Agricultural extension department
942 _c12
_2ddc
998 _cภิรมณ์ญา