A Treatise on Poetry (Polish: Traktat poetycki) is book-length poem in Polish by Nobel Prize-winning poet Czesław Miłosz on Polish literature, poetry and history from 1900 to 1949. Written in 1955 and 1956, it was first published in book form in 1957 and won that year's literary prize from Kultura. The Treatise is considered one of Miłosz's greatest works.