@book { TestamentsDonationsandtheValuesofBooksasGifts,
    title = "Testaments, Donations, and the Values of Books as Gifts",
    subtitle = "A Study of Records from Medieval England before 1450",
    author = "Janika {Bischof}",
    year = "2014",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-03856-9",
    url = "https://www.peterlang.com/document/1046838"
}