@book { VirtualMorality,
    title = "Virtual Morality",
    subtitle = "Morals, Ethics, and New Media",
    author = "Mark J.P. {Wolf}",
    year = "2003",
    publisher = "Peter Lang Verlag",
    address = "New York, United States of America",
    url = "https://www.peterlang.com/document/1096494"
}