Würthle, M. (2014). Haralampi G. Oroschakoff: Different worlds.
Lua i Stíl Chicago (17ú heag.)Würthle, Michael. Haralampi G. Oroschakoff: Different Worlds. Berlin, 2014.
Lua MLA (8ú heag.)Würthle, Michael. Haralampi G. Oroschakoff: Different Worlds. 2014.
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