Cita APA (7a ed.)

Hansen, M. H. (2002). A comparative study of six city-state cultures: An investigation conducted by the Copenhagen Polis Centre. Kongelige Danske videnskabernes selskab.

Cita Chicago Style (17a ed.)

Hansen, Mogens Herman. A Comparative Study of Six City-state Cultures: An Investigation Conducted by the Copenhagen Polis Centre. Kobenhavn: Kongelige Danske videnskabernes selskab, 2002.

Cita MLA (9a ed.)

Hansen, Mogens Herman. A Comparative Study of Six City-state Cultures: An Investigation Conducted by the Copenhagen Polis Centre. Kongelige Danske videnskabernes selskab, 2002.