Cita APA (7a ed.)

Hughes, K. (1979). Early christian Ireland. Introduction to the sources. University Press.

Cita Chicago Style (17a ed.)

Hughes, Kathleen. Early Christian Ireland. Introduction to the Sources. Cambridge [etc.]: University Press, 1979.

Cita MLA (9a ed.)

Hughes, Kathleen. Early Christian Ireland. Introduction to the Sources. University Press, 1979.