000 00350nam a2200145Ia 4500
008 200208s9999 xx 000 0 und d
082 _aGL 501 PHI
245 0 _aPhilosophical concepts in natural science
260 _aMoscow
260 _bSocial Sciences today
260 _c1977
300 _a204p.-
650 _aNatural history
942 _cB
999 _c193513
_d193513