Niebuhr, R. (1959). Nations and empires: Recurring patterns in the political order. Faber and Faber.
Citación estilo ChicagoNiebuhr, Reinhold. Nations and Empires: Recurring Patterns in the Political Order. Londres: Faber and Faber, 1959.
Cita MLANiebuhr, Reinhold. Nations and Empires: Recurring Patterns in the Political Order. Faber and Faber, 1959.
Warning: These citations may not always be 100% accurate.