The Nigerian oil palm industry : (Government policy and export production, 1906-1965) /
by Eno J. Usoro.
- Nigeria : Ibadan University Press, 1974.
- xiv.; 153 p.: [1] leaf of plates : ill. ; 24 cm.
- Ibadan social science series ; [no. 4] .
- Ibadan social science series ; [no. 4] .