000 00531nam a2200157Ia 4500
008 190328s9999||||xx |||||||||||||| ||und||
010 _a74-119125
040 _aNITIL
_cNITIL
082 _221st
_a333.90973
_bO97N
100 _aOwen, Oliver S
245 0 _aNatural resource conservation
_ban ecological appraoch
_cOliver S Owen
260 _aNew York
_bMacmillan
_c1971
300 _axii, 593p.
650 _aNatural resources conservation areas; Natural resources surveys; Ecological surveys; Sustainable development
942 _cBKS
999 _c14606
_d14606