http://www.virahaber.com/haber/kapitalizm-bugun-tek-ayak-uzerinde-duruyor-23906.htm

http://www.virahaber.com/haber/yavaslayan-dunyada-hizlanan-turkiye-24262.htm

http://www.virahaber.com/haber/ix.kobi-zirvesi-ve-gelecegi-27778.htm

http://www.virahaber.com/haber/soportimistler-egitimi-27647.htm

http://www.virahaber.com/haber/formuller-uygulamalarla-ele-alindi-27417.htm

http://www.turkishnews.com/tr/content/2013/02/16/72584/

http://www.virahaber.com/haber/dunyanin-yuzde-80i-zenginlesecek-26874.htm

http://www.turkishnews.com/tr/content/2012/12/22/dunya-pazarinin-degisen-dinamikleri-dunyanin-yuzde-80%e2%80%b2i-zenginlesecek/

http://www.abvizyonu.com/sirket-haberleri/perihan-usta-yonetim-sistemleri-ceviklik-uzerine-kurulmali.html