@book { LanguageContactintheHistoryofEnglish,
    title = "Language Contact in the History of English",
    subtitle = "2 nd , revised edition",
    author = "Dieter {Kastovsky} and Arthur {Mettinger}",
    year = "2003",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1095004"
}