Authors: Noell, GH Gansle, KA Witt, JC Whitmarsh, EL Freeland, JT LaFleur, LH Gilbertson, DN Northup, J

Citation: Gh. Noell et al., Effects of contingent reward and instruction on oral reading performance at differing levels of passage difficulty, J APPL BE A, 31(4), 1998, pp. 659-663