@book { IntheServiceofCharityandTruth,
    title = "In the Service of Charity and Truth",
    author = "Uzochukwu Jude {Njoku} and Simon O. {Anyanwu}",
    year = "2012",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-01440-2",
    url = "https://www.peterlang.com/document/1045961"
}