KURUMLARIN TOPLUMSAL KONULARDA TEPKİSİNİ REKLAMLARDA GÖZLEMLEMEK: COVID 19 ÇIKIŞ VE İLK TEPE NOKTASINI İÇEREN SÜREÇTE REKLAMLARIN İNCELENMESİ (Observing the Reaction of Corporations on Social Issues in Advertisements: Examination of Ads in the Process Including COVID19 Initial and Its First Peak ) - Sarp BAĞCAN - | Journal of History School