000 00306nam a2200109Ia 4500
008 211214s9999 xx 000 0 und d
040 _cJayakar Knowledge Resource Centre
100 _aGregory, J . S.
245 0 _aU.S.S.R: Geographical Servey
260 _bJohn Wiley and Sons.
_aNew York
_c1948
942 _c1
999 _c28992
_d28992