@book { Educacinbilingeenlainfancia, title = "Educación bilingüe en la infancia", subtitle = "El enfoque PETaL", author = "Elena {Gómez Parra}", year = "2021", publisher = "Peter Lang Verlag", address = "Berlin, Germany", doi = "10.3726/b17553", url = "https://www.peterlang.com/document/1111196" }