@Book{RANME20161184043, title = "La matrona en el mundo futuro", author = "CONGRESO INTERNACIONAL DE MATRONAS (12\textordmasculine : 1960: Roma)", publisher = "[s.l.] : [s.n.]", editor = "[s.n.]", URL = "http://bibliotecavirtual.ranm.es/ranm/es/consulta/registro.do?id=20404", year = "1960", }