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999 _c21810
_d21810
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040 _aAranzadi Liburutegia
080 _a55(798)
100 1 _aHolmes, G. William
_91419977
_d1922-
245 1 0 _aGeology of the Johnson river area Alaska /
_cby G. William Holmes and Helen L. Foster.
260 _aWashington :
_bUnited States Government Printing Office,
_c1968
300 _a49 p. + map. --
336 _2isbdcontent
_aTexto (visual)
337 _2isbdmedia
_3Impreso
_asin mediación
490 _aGeological Survey Bulletin
490 _v1249
650 _aAlaska
_95243
650 _aGeología
_9228
700 1 _91418640
_aFoster, Helen Laura
_d1919-
942 _2cdu
942 _cBK
_2cdu