Trommler, F. Recovering the history of Germanics in the United States: An exploration / Frank Trommler. Teaching German in twentieth century America.(2001).
Chicago-Zitierstil (17. Ausg.)Trommler, Frank. "Recovering the History of Germanics in the United States: An Exploration / Frank Trommler." Teaching German in Twentieth Century America.(2001) .
MLA-Zitierstil (8. Ausg.)Trommler, Frank. "Recovering the History of Germanics in the United States: An Exploration / Frank Trommler." Teaching German in Twentieth Century America.(2001), .
警告：這些引文格式不一定是100％准確.