Margarete Westermeier; Benjamin Schmidt; Barbara Maria Kraft; Michael Kleinschnittger; Gabriele Klaßmann; Nina Bähnk Cornelsen Verlag GmbH (2009) Kovakantinen kirja
Nina Bähnk; Wolfgang Kallis; Gabriele Klaßmann; Michael Kleinschnittger; Barbara Kraft; Benjamin Schmidt; Mar Westermeier Cornelsen Verlag GmbH (2009) Kovakantinen kirja
The memoirs and accounts of the Black educator are presented with letters, speeches, personal documents, and other writings reflecting his life and career.