Cita APA (7a ed.)

O'Carroll, M. (1979). Poland and John Paul II. Veritas Publications.

Cita Chicago Style (17a ed.)

O'Carroll, Michael. Poland and John Paul II. Dublin: Veritas Publications, 1979.

Cita MLA (9a ed.)

O'Carroll, Michael. Poland and John Paul II. Veritas Publications, 1979.