000 01360nam a2200301Ia 4500
001 16640
003 BIBL
005 20160527184102.0
008 720904s1971 nyua b 10000 eng
010 _a 72191103
049 _aEVLG
_b333.72
_bE19p
_cc1
050 0 _aTD5
_b.E2 1971
082 _a333.7/2/094
092 _a333.72
_bE19p
111 2 0 _aECE Symposium on Problems Relating to Environment
_cPrague
_d1971.
111 2 0 _aECE Symposium on Problems Relating to Environment
_cPrague
_d1971.
_2Local
_989814
111 2 0 _aECE Symposium on Problems Relating to Environment
_cPrague
_d1971.
245 1 0 _aProceedings and documentation of the symposium organized by the United Nations Economic Commission for Europe and held from 2 to 15 May 1971 in Prague (Czechoslovakia)
_bwith a study tour to the region of Ostrava (Czechoslovakia) and Katowice (Poland).
260 0 _aNew York
_bUnited Nations
_c1971.
300 _avii, 386 p.
_billus.
_c29 cm.
350 _a6.50
410 2 0 _a[United Nations.
_tDocument]
_vST/ECE/ENV/1
500 _a"United Nations publication. Sales number: E.71.II.E.6."
504 _aIncludes bibliographical references.
650 0 _aEnvironmental engineering
_xCongresses.
_2Local
_992386
650 0 _aEnvironmental policy
_xCongresses.
_2Local
_992411
710 2 0 _aUnited Nations.
_bEconomic Commission for Europe.
_2Local
_9182896
999 _c12196
_d12196