Lua APA (7ú heag.)

Gulley, N. R. (2003). Systematic theology: Prolegomena. Andrews University Press.

Lua i Stíl Chicago (17ú heag.)

Gulley, Norman R. Systematic Theology: Prolegomena. Berrien Springs, MI: Andrews University Press, 2003.

Lua MLA (9ú heag.)

Gulley, Norman R. Systematic Theology: Prolegomena. Andrews University Press, 2003.

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