000 00266nam a2200097Ia 4500
082 _aJ 530.812 CHAL
245 0 _aThe metric system
100 _a Challen, Paul C. , 1967- New York, [c.2010]
_928446
942 _cBK
008 210817s9999 xx 000 0 und d
999 _c398475
_d398474