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Continue to ChatDr. Serdar ŞAHİNKAYA'dan konferans : 1930 SANAYİ KONGRESİ http://ahmetsaltik.net/2016/05/26/dr-serdar-sahinkayadan-konferans-1930-sanayi-kongresi/
Dr. Serdar ŞAHİNKAYA'dan konferans : 1930 SANAYİ KONGRESİ http://ahmetsaltik.net/2016/05/26/dr-serdar-sahinkayadan-konferans-1930-sanayi-kongresi/