@book{95012, author = {Man, Hendrik de, }, title = {Más allá del marxismo /}, publisher = {M. Aguilar,}, year = {1933.}, series = {Biblioteca de Ideas y Estudios Contemporáneos}, address = {Madrid :}, url = {https://www.bcn.cl/obtienearchivo?id=documentos/10221.1/55816/2/M%C3%A1s_all%C3%A1_del_marxismo.pdf} }