Osogo, J. N. B. (1971). Kenya history wallcharts: Descriptive notes for teachers (First published 1968, new edition.). Longman Kenya.
Chicago-Zitierstil (17. Ausg.)Osogo, John N. B. Kenya History Wallcharts: Descriptive Notes for Teachers. First published 1968, new edition. Nairobi: Longman Kenya, 1971.
MLA-Zitierstil (9. Ausg.)Osogo, John N. B. Kenya History Wallcharts: Descriptive Notes for Teachers. First published 1968, new edition. Longman Kenya, 1971.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.