000 00295nam a2200097Ia 4500
008 220204s9999 xx 000 0 und d
082 _a5+6(031)
_bILL
245 0 _aIllustrated encyclopedia of science and technology: How it works. 20 V
260 _aNew York
_bMarshall Cavendish
_c1977
942 _cBK
999 _c26111
_d26111