Porterfield, J. K., Herbert-Jackson, E., & Risley, T. R. (1976). Contingent observation: An effective and acceptable procedure for reducing disruptive behavior of young children in a group setting.
Stile di citazione ChicagoPorterfield, J K., E. Herbert-Jackson, e T R. Risley. Contingent Observation: An Effective and Acceptable Procedure for Reducing Disruptive Behavior of Young Children in a Group Setting. 1976.
Citazione MLAPorterfield, J K., E. Herbert-Jackson, e T R. Risley. Contingent Observation: An Effective and Acceptable Procedure for Reducing Disruptive Behavior of Young Children in a Group Setting. 1976.
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