000 00572nam a2200193 a 4500
008 970106s1962^^^^xxu^^^^^^^^^^^000^0^eng^d
035 _aMX001000024341
050 _aQE501
_bJ42
100 1 _aJeffreys, Harold,
_cSir,
_d1891-
_eautor
245 1 4 _aThe earth its origin history and physical constitution.
250 _a4
264 1 _aCambridge :
_bUniversity press,
_c1962
300 _a438 páginas
336 _atexto
_2rdacontent
337 _asin medio
_2rdamedia
338 _avolumen
_2rdacarrier
651 _aTierra (Planeta)
650 4 _aGeofísica
999 _c526
_d526