Khatchadourian, H. (2011). Truth: Its nature, criteria and conditions. Ontos Verlag.
Lua i Stíl Chicago (17ú heag.)Khatchadourian, Haig. Truth: Its Nature, Criteria and Conditions. Frankfurt: Ontos Verlag, 2011.
Lua MLA (9ú heag.)Khatchadourian, Haig. Truth: Its Nature, Criteria and Conditions. Ontos Verlag, 2011.
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