Non-Violence Commission of the Peace Pledge Union. Non-violence: Bi-monthly bulletin. London.
Lua i Stíl Chicago (17ú heag.)Non-Violence Commission of the Peace Pledge Union. Non-violence: Bi-monthly Bulletin. London.
Lua MLA (8ú heag.)Non-Violence Commission of the Peace Pledge Union. Non-violence: Bi-monthly Bulletin. London.
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