000 00848nam a2200253Ia 4500
003 OSt
005 20220927103641.0
006 a|||||r|||| 00| 0
007 ta
008 220926b |||||||| |||| 00| 0 eng d
024 _a83892
037 _cReference Collections
040 _aRTL
_cRTL
_beng
041 _2eng
_aeng
082 _a"X9(D2):75p5992,N76, L6/UN"
110 _aSeminar on Long term planning of Water Management (Bulgaria) (1976)
_9361057
245 0 _aProceeding 3V
260 _aNew
_bYork United Naitons USA
_c1976
490 _vV1
_aUnited Nations Economic Commission for Europe
650 _aEngneering
_9361058
700 _aSeminar on Long term planning of Water Management (Bulgaria) (1976)
_9361059
942 _h"X9(D2):75p5992,N76, L6/UN"
_cCC
999 _c684582
_d684582