Grace, R. C., Hughes, C. E., McLean, A. P., Pitts, R. C., & Ta, W. Rapid acquisition of preference in concurrent chains: Effects of D-amphetamine on sensitivity to reinforcement delay.

Grace, Randolph C., Christine E. Hughes, Anthony P. McLean, Raymond C. Pitts, και Wei-Min Ta. Rapid Acquisition of Preference in Concurrent Chains: Effects of D-amphetamine On Sensitivity to Reinforcement Delay.

Grace, Randolph C., et al. Rapid Acquisition of Preference in Concurrent Chains: Effects of D-amphetamine On Sensitivity to Reinforcement Delay.