Cita APA (7a ed.)

Gallagher, C., Gillespie, S., & Jones, G. (1995). Northern Ireland and its neighbours: Since 1920 (1. ed.). Hodder & Stoughton.

Cita Chicago Style (17a ed.)

Gallagher, Carmel, Sandra Gillespie, y Gerry Jones. Northern Ireland and Its Neighbours: Since 1920. 1. ed. London: Hodder & Stoughton, 1995.

Cita MLA (9a ed.)

Gallagher, Carmel, et al. Northern Ireland and Its Neighbours: Since 1920. 1. ed. Hodder & Stoughton, 1995.