Cita APA (7a ed.)

Hálfdanarson, G. 1. e. l., Isaacs, A. K. 1. e. l., & Ellis, S. G. 1. e. l. (2006). Citizenship in historical perspective. Plus-Pisa University Press.

Cita Chicago Style (17a ed.)

Hálfdanarson, Gudmundur 1956- editor literario, Ann Katherine 1943- editor literario Isaacs, y Steven G. 1950- editor literario Ellis. Citizenship in Historical Perspective. Pisa: Plus-Pisa University Press, 2006.

Cita MLA (9a ed.)

Hálfdanarson, Gudmundur 1956- editor literario, et al. Citizenship in Historical Perspective. Plus-Pisa University Press, 2006.