(1995). Indigenous knowledge systems and practices: Case studies from Nigeria. Nigerian Inst. of Social and Economic Research.
Chicago-Zitierstil (17. Ausg.)Indigenous Knowledge Systems and Practices: Case Studies from Nigeria. Ibadan: Nigerian Inst. of Social and Economic Research, 1995.
MLA-Zitierstil (9. Ausg.)Indigenous Knowledge Systems and Practices: Case Studies from Nigeria. Nigerian Inst. of Social and Economic Research, 1995.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.