00465nam a2200181 a 4500 6264 UR 20220428112244.0 1975 mx spa (janium) 6253 (janium)6253 HD6532 .B37 1981 Basurto, Jorge. El proletariado industrial en Mexico, 1850-1930. Mexico UNAM 1975. 298 p. Sindicatos Mexico Historia. 0 0 0 0 RETRO URBC URBC RETRO2 2022-04-28 Compra 0 HD6532 B37 1981 0023339 2022-04-28 00:00:00 2022-04-28 LIBRO 36427 36427