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040 _aRID
_btha
_cRID
082 _aRID. 621.165
_bB3m
100 _aBanchong Vadhanaphong
245 _aA MANUAL ON R.I.D. HYDRAULIC RAM.
260 _aBankok
_bBANCHONG VADHANAPHONG
710 _aRoyal Irrigation Department
942 _c12
_2ddc
998 _cภิรมณ์ญา