Audu, S. I., J. O. Otitolaiye, and S. J. Ibitoye. 2013. “A STOCHASTIC FRONTIER APPROACH TO MEASUREMENT OF COST EFFICIENCY IN SMALL SCALE CASSAVA PRODUCTION IN KOGI STATE, NIGERIA”. European Scientific Journal, ESJ 9 (9). https://doi.org/10.19044/esj.2013.v9n9p%p.