"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)