@UNPUBLISHED {KNIPSCHEER:1981,
title = {Rice, Maize, Beans, Gari, Yam, and Palm oil in Ibadan and Oyo Rural Regions: Agricultural Economics Information Bulletin No. 2},
author = {Knipscheer, H. C. },
year = {1981},
month = {May},
note = {CRP GRisp; Rice; CRP Maize; CRP Grain Legumes; Beans; RTB; Cassava; Yam; Agricultural Economics Information Bulletin No. 2, IITA, September 1979. 6p.},
}