00797nam a2200241Ia 4500 160094 BIBL 20200408110813.0 940315s1975 sp b 00110 spa gar31000707 CACG 909.82 901.946 H466i E Heilbroner, Robert L., Local 109473 El porvenir humano Robert L. Heilbroner. [Madrid] Ediciones Guadarrama [1975] 117 p. Colección Punto Omega : Sección: Ciencias Sociales 191 Local 77256 Translation of : An inquiry into the human prospect. Bibliography : p. 113-115. 210652 Civilization, Modern 1950- Local Regression Civilization Local 157953 129802 129802 0 0 ddc 0 901_946000000000000_H466I_E 0 abl 21908 1 1 1 2016-05-27 239072 0 901.946 H466i E 60000001925392 2016-05-27 00:00:00 r:160094 z:NCC:D 6