- London : The Economist Intelligence Unit Ltd , 1969
- maps.
v.1 : Summary and recommendations; v.2 : The transport system; v.3 Part A : General - The demand for transport ; v.3 Part B: Kenya - Comm odity studies ; v.3 :Part C : Tanzania - Commodity studies - Tanzania; v.4 Part B : Transport costs ; v.5 : Transport pricing and investment; Map volume