000 00309nam a2200109Ia 4500
008 211214s9999 xx 000 0 und d
040 _cJayakar Knowledge Resource Centre
100 _aGutenberg, B. ed.
245 0 _aInternal constitution of earth
260 _bDover Publication's
_aNew York
_c1951
942 _c1
999 _c29467
_d29467