Lindberg, J. S., Iwata, B. A., Roscoe, E. M., Worsdell, A. S., & Hanley, G. P. (2003). Treatment efficacy of noncontingent reinforcement during brief and extended application.

Lindberg, Jana S., Brian A. Iwata, Eileen M. Roscoe, April S. Worsdell, ja Gregory P. Hanley. Treatment Efficacy of Noncontingent Reinforcement During Brief and Extended Application. 2003.

Lindberg, Jana S., et al. Treatment Efficacy of Noncontingent Reinforcement During Brief and Extended Application. 2003.