000 00239nam a2200097Ia 4500
008 220204s9999 xx 000 0 und d
082 _a5(031)
_bBOO
245 0 _aBook of popular science. 10 V
260 _aCanada
_bGrolier
_c1976
942 _cBK
999 _c25332
_d25332