Piper, John The legacy of sovereign joy : God's triumphant grace in the lives of Augustine, Luther, and Calvin / by John Piper. - Wheaton, Ill. : Crossway Books, 2000. - 158 p. ; - The swans are not silent ; v. 1 . Includes bibliographical references and indexes. ISBN: 9781581341737 Subjects--Personal Names: Augustine, of Hippo, Saint, 354-430. Luther, Martin, 1483-1546. Calvin, Jean, 1509-1564. LC Class. No.: BR1700.2.P57 2000