Cita APA (7a ed.)

Murphy, D., & Ryan, J. (2010). One world: Civic, social and political education for junior certificate (2. ed.). Edco, The Educational Co. of Ireland.

Cita Chicago Style (17a ed.)

Murphy, Deirdre, y Jim Ryan. One World: Civic, Social and Political Education for Junior Certificate. 2. ed. Dublin [u.a.]: Edco, The Educational Co. of Ireland, 2010.

Cita MLA (9a ed.)

Murphy, Deirdre, y Jim Ryan. One World: Civic, Social and Political Education for Junior Certificate. 2. ed. Edco, The Educational Co. of Ireland, 2010.