Коментари на: Яна Петкова http://edu-business.info/speaker/%d1%8f%d0%bd%d0%b0-%d0%bf%d0%b5%d1%82%d0%ba%d0%be%d0%b2%d0%b0/ Конференции за образование на Bulgaria ON AIR и Bloombeg TV Bulgaria Tue, 24 Feb 2015 07:53:45 +0000 hourly 1 http://wordpress.org/?v=4.1.19