(1977). Analysis, University of Kansas, 1976. Ecological Perspectives in behavior analysis. University Park.
Chicago-viite (17. p.)Analysis, University of Kansas, 1976. Ecological Perspectives in Behavior Analysis. Baltimore: University Park, 1977.
MLA-viite (9. p.)Analysis, University of Kansas, 1976. Ecological Perspectives in Behavior Analysis. University Park, 1977.
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