@book { SamuelJohnsonofYorubaland18461901,
    title = "Samuel Johnson of Yorubaland, 1846-1901",
    subtitle = "Identity, Change and the Making of the Mission Agent",
    author = "Kehinde {Olumuyiwa Olabimtan}",
    year = "2013",
    publisher = "Peter Lang Verlag",
    address = "Oxford, United Kingdom"
}