APA aipamena

Butler, E. M. (1970). Heinrich Heine: A biography. Greenwood Press.

Chicago Style aipamena

Butler, Eliza Marian. Heinrich Heine: A Biography. Westport, Conn: Greenwood Press, 1970.

MLA aipamena

Butler, Eliza Marian. Heinrich Heine: A Biography. Greenwood Press, 1970.