@book { VisingeolectaldeCuba,
    title = "Visión geolectal de Cuba",
    subtitle = "Colaboraron: Sergio Valdés Bernal (prologuista), Lourdes Montero Bernal, Marcia Morón García, Lidia Santana González, América Menéndez Pryce",
    author = "Sergio {Valdés Bernal}",
    year = "2007",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1102749"
}