000 00542nam a2200205 4500
001 9492
008 110215s1967 a gr 000 0 spa u
040 0 _aUGC
_cUGC
041 0 _aspa
082 0 4 _220
_a301.31
245 1 0 _aGeography and the american environment
250 _a1a ed.
260 _aNew York
_bUnited States Information Agency
_c1967
300 _a304 p
_bil.
650 1 4 _aContaminacion ambiental
650 1 4 _aEcologia
700 1 _aCohen, Saul B.
942 _2ddc
_h301
_cBK
999 _c43900
_d43900
005 20190814234500.0