Lua APA (7ú heag.)

Payne, B. P., & Brewer, E. D. C. (1989). Gerontology in theological education. Haworth Press.

Lua i Stíl Chicago (17ú heag.)

Payne, Barbara P., agus Earl D. C. Brewer. Gerontology in Theological Education. New York: Haworth Press, 1989.

Lua MLA (8ú heag.)

Payne, Barbara P., agus Earl D. C. Brewer. Gerontology in Theological Education. Haworth Press, 1989.

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