Woolfenden, G. W. (2004). Daily liturgical prayer: Origins and theology. Ashgate.
Lua i Stíl Chicago (17ú heag.)Woolfenden, Gregory W. Daily Liturgical Prayer: Origins and Theology. Aldershot, Hants, England ; Burlington, Vt.: Ashgate, 2004.
Lua MLA (8ú heag.)Woolfenden, Gregory W. Daily Liturgical Prayer: Origins and Theology. Ashgate, 2004.
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