APA (7th ed.) Zitazioa
Schofield, N., & Caballero, G. (2011). Political Economy of Institutions, Democracy and Voting. Springer Berlin Heidelberg. https://doi.org/10.1007/978-3-642-19519-8
Chicago Style (17th ed.) Zitazioa
Schofield, Norman, eta Gonzalo Caballero. Political Economy of Institutions, Democracy and Voting. Berlin, Heidelberg: Springer Berlin Heidelberg, 2011. https://doi.org/10.1007/978-3-642-19519-8.
MLA (9th ed.) Zitazioa
Schofield, Norman, eta Gonzalo Caballero. Political Economy of Institutions, Democracy and Voting. Springer Berlin Heidelberg, 2011. https://doi.org/10.1007/978-3-642-19519-8.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.