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Dyfyniad Arddull ChicagoUlfstein, Geir, Thilo Marauhn, and Andreas Zimmermann. Making Treaties Work: Human Rights, Environment and Arms Control. Cambridge: Cambridge University Press, 2007.
Dyfyniad MLAUlfstein, Geir, et al. Making Treaties Work: Human Rights, Environment and Arms Control. Cambridge University Press, 2007.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.