"The Institute would like to express its gratitude to the two groups of historians who wrote the book. The first wrote both the first and the second drafts of the manuscript, and included Dr. Mbwiliza [and 9 others]. The cecond group edited the manuscript, and it consisted of Dr. J.F. Mbwiliza [and 6 others]." -- (Page vii)
Hier auch später erschienene, unveränderte Nachdrucke (first reprint 1996, second reprint 1998)
Später mit der Verlagsangabe: DUP (1996) LTD., Dar es Salaam, Tanzania
"This book contains two sections. Section One is the revised version of Secondary History Book 1: Development of East African Societies up to the 19th century. Section Two is the revised version of Secondary History Book 2: Development of [other] African Societies up to the 19th century. Both titles werde produced as mimeographs by the Institute of Education in 1978 and 1979 respectively." -- (Introduction)
Hier auch später erschienene, unveränderte Nachdrucke (first reprint 1997, second reprint 1999, third reprint 2000)
"This book contains two sections. Section One is the revised version of Secondary History Book 1: Development of East African Societies up to the 19th century. Section Two is the revised version of Secondary History Book 2: Development of [other] African Societies up to the 19th century. Both titles werde produced as mimeographs by the Institute of Education in 1978 and 1979 respectively." -- (Introduction)
"A History of East Africa up to the nineteenth century results from long-felt need for a handy textbook within easy reach of Form One students and their teachers. The book based on the History Syllabus for Secondary Schools, Form I-IV, issued by the Ministry of Education and Culture in 1997. It is a revised version of section I of the work by the Institute of Curriculum Development (now Tanzania Institute of Education) titled: Secondary History Book One: The Development of African Societies up to the Nineteenth Century, published by the Dar es Salaam University Press in 1981." -- (Preface)