4Henry Fosbrooke, "From Lusaka to Salisbury, 1956 - 1960", African Social Research, Volume 24, December 1977, p. 324.
5Audrey Richards, "The Rhodes -Livingston Institute: An Experiment in Research, 1933 -1938", African Social Research, Volume 24, 1977, p. 275.
6Moniea Wilson, "The First Three Years, 1938 - 1941 ", African Social Research, Volume 24, 1977, p. 283.
7Jan Vansina, "Long - Distance Trade - Routes in Central Africa", The Journal of African History, Vol. 3, No. 3 , 1962;.
8Richard Gray and David Birmingham edited, Pre - colonial African Trade : Essays on Trade in Central and Eastern Africa before 1900, London : Oxford University Press, 1970.
9Elizabeth Colson and Max Gluckman, Seven Tribes of Central Africa, Manchester University Press, first published in 1951, reprinted with a ded title in 1968.
10J. Clyde Mitchell, "The Shadow of Federation, 1952 - 1955", African Social Research, Volume 24, December 1977, p. 315 -318.
