Cita APA (7th ed.)
Takala, J., & Obstbaum, Y. (2009). Looking at violence in the Nordic Countries: Statistical sources, variations, improving measurement. Nordic Council of Ministers.
Cita Chicago (17th ed.)
Takala, Jukka-Pekka, i Yaira Obstbaum. Looking at Violence in the Nordic Countries: Statistical Sources, Variations, Improving Measurement. Copenhagen: Nordic Council of Ministers, 2009.
Cita MLA (9th ed.)
Takala, Jukka-Pekka, i Yaira Obstbaum. Looking at Violence in the Nordic Countries: Statistical Sources, Variations, Improving Measurement. Nordic Council of Ministers, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.