Mtoro Bakari
Ludger Wimmelbücker: Mtoro bin Mwinyi Bakari (c. 1869-1927). Mtoro bin Mwinyi Bakari (c. 1869-1927). Swahili Lecturer and Author in Germany.  Dar es Salaam, (Tanzania): Mkuki na Nyota, 2009,  ISBN 978-9987-08-008-3