000 00333nam a2200145Ia 4500
008 200208s9999 xx 000 0 und d
082 _aGL 333.9164
245 0 _aOcean and its recources
260 _aMoscow
260 _bProgress Publishers
260 _c1977
300 _a148 p.
650 _aNatural resources
942 _cB
999 _c189404
_d189404