000 00287nam a2200121Ia 4500
008 191031s9999 xx 000 0 und d
100 _aBrown (CV) Ed
245 0 _aEconomic priciples applied
260 _b"Martin Robertson, London"
260 _c1970
365 _b3.75
942 _cBK
999 _c203464
_d203464