000 00484nam a22001937a 4500
003 OSt
005 20181018112242.0
008 181018b xxu||||| |||| 00| 0 eng d
020 _a0713610212
040 _aLB-BrCRDP
082 _a389.15 M365e
100 _aLeonard George Marsh
245 _aExploring the metric system
260 _aLondon
_b: A & C Black
_c1969
300 _a48p
_c20cm
490 _aLet's explore mathematics
630 _a Metric system.
942 _2ddc
_cBK
999 _c21933
_d21933