APA (7th ed.) Zitazioa
Senghaas, D. On Perpetual Peace: A Timey Assessment. Berghahn Books.
Chicago Style (17th ed.) Zitazioa
Senghaas, Dieter. On Perpetual Peace: A Timey Assessment. Nueva York, EUA: Berghahn Books.
MLA (9th ed.) Zitazioa
Senghaas, Dieter. On Perpetual Peace: A Timey Assessment. Berghahn Books.
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