000 00425nam a2200181Ia 4500
008 180116s1950 xxu||||| |||| 00| 0 eng d
020 _a
082 _aRBC 510.1
_bR961
100 _aRussell, Bertrand
245 _aPrinciples of mathematics
_b
250 _a
260 _aLondon
_bGeorge Allen & Unwin Ltd
_c1950
300 _a534 p.
365 _b.0000
_cRs.
440 _v
906 _a040171
_b055095
942 _cB
999 _c306400
_d306400