Lua APA (7ú heag.)
Grenz, S. J., & Placher, W. C. (2003). Essentials of Christian theology (First edition.). Westminster John Knox Press.
Lua i Stíl Chicago (17ú heag.)
Grenz, Stanley J., agus William C. Placher. Essentials of Christian Theology. First edition. Louisville: Westminster John Knox Press, 2003.
Lua MLA (9ú heag.)
Grenz, Stanley J., agus William C. Placher. Essentials of Christian Theology. First edition. Westminster John Knox Press, 2003.
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