Wessels, D. J. (1975). Towards a just peace: A framework of ethico-political norms. Sophia University.
Chicago-viite (17. p.)Wessels, David J. Towards a Just Peace: A Framework of Ethico-political Norms. Tokyo: Sophia University, 1975.
MLA-viite (8. p.)Wessels, David J. Towards a Just Peace: A Framework of Ethico-political Norms. Sophia University, 1975.
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