000 00259nam a2200109Ia 4500
001 6480
008 231023s9999 xx 000 0 und d
100 1 _aHeidingsfield, Myro
245 1 0 _aAnĂ¡lisis de mercado
260 _aSantiago Rueda 1960,
_c1960
999 _c48959
_d48959
942 _n1