000 00293nam a2200109Ia 4500
008 240719s9999 xx 000 0 und d
041 _aeng
082 _a150 STR
100 _aFarman Street
245 _aThe Great Mental Models Vol. 3: Systems And Mathematics
260 _aLondon
_bFarnam Street
999 _c41131
_d41131