00653nam 2200241 450 99642995170331620210804125507.020210804d1992----km y0itay5003 baspaVEy 00 y<<Del>> socialismo real a la perestoikaEdgardo MalaspinaCaracasprincipios199250 p.21 cm987.0642MALASPINA,Edgardo825895ITcbaREICAT996429951703316VI.7.B. 2563ISLAVI.7.545769BKISLASocialismo real a la perestoika1836536UNISA