In which language was Bambi originally published in 1929?

Siegmund Salzmann was born in Budapest, Hungary. But his family moved to Vienna. There, under the name of Felix Salten, he became ka an Austrian writer. In 1923, he published Bambi, A Life in the Woods. The English translation was published in 1928. The film rights were sold in 1933. And Walt Disney released the movie Bambi in 1942.