@book { MysticismandSocialChange,
    title = "Mysticism and Social Change",
    subtitle = "The Social Witness of Howard Thurman",
    author = "Alton B. {Pollard, III}",
    year = "1992",
    publisher = "Peter Lang Verlag",
    address = "New York, United States of America",
    url = "https://www.peterlang.com/document/1082222"
}