(1977). Analysis, University of Kansas, 1976. Ecological Perspectives in behavior analysis. University Park.
Cita Chicago (17th ed.)Analysis, University of Kansas, 1976. Ecological Perspectives in Behavior Analysis. Baltimore: University Park, 1977.
Cita MLA (9th ed.)Analysis, University of Kansas, 1976. Ecological Perspectives in Behavior Analysis. University Park, 1977.
Atenció: Aquestes cites poden no estar 100% correctes.