Roy May

• ENDING AFRICA'S WARS: PROGRESSING TO PEACE; ED. BY OLIVER FURLEY
• African interventionist states
• Peacekeeping in Africa
• African Interventionist States
• Alexander Skutch
• Armonización : Aportes Filosóficos para la Biología y la ética Ambiental
• En los Pasos de Zeledn
• Ending Africa's Wars
• The interaction between race and colonialism