000 00501cam a2200193 4500
001 u176617
003 SIRSI
008 900326b1964 a r eng
040 _cMX-MeUAM
041 1 _aeng
050 4 _aQE40
_bT43
245 0 0 _aTeacher's guide :
_bbasic earth science /
_cHellen Dolman MacCracken, ...[et al.].
260 _c1964.
300 _a442 p. ;
_c 25 cm.
690 _aGeologia
_xEstudio y enseƱanza.
700 1 _aMacCracken, Helen Dolman.
596 _a9
942 _cLIBRO
999 _c39214
_d39214