Yapı Kredi Yayınları (Turkish: Yapi Kredi Publications in English, abbreviated as YKY) is one of the biggest publishing houses in Turkey. Based in Istanbul and active since 1992, as of the end of 2013 it has published 4000 titles[1] in philosophy, literature, the arts, and children's books. It has printed more than 2 million copies in 2013.[1] In January 2018, the publishing house released its 5000th book, titled Nâzım’ın Cep Defterlerinde Kavga, Aşk ve Şiir Notları (1937–1942), showcasing notes on conflict, love, and poetry found in Nâzım's pocket notebooks from 1937 to 1942.[2]