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APA Citation
Ward-Horner, J. C., Cengher, M., Ross, R. K., & Fienup, D. M. (2017). arranging response requirements and the distribution of reinforcers: A brief review of preference and performance outcomes. Journal of applied behavior analysis, 50(1), 181–185. http://access.bl.uk/ark:/81055/vdc_100040605668.0x000059