Madden, Gregory J. (Gregory Jude) (Personal Name)

The behavioral economics of smoking, 1998: title page (Gregory J. Maddden) abstract (Department of Psychiatry, University of Vermont, Burlington, VT)

Effects of single VI history on human concurrent VI VI choice, 1992: title page (by Gregory J. Madden; submitted this work as his master's thesis to the University of North Texas in 1992) microfiche caption (Madden, Gregory Jude)

An introduction to behavior analysis, 2021: title page (Gregory J. Madden [co-author]) back cover (Gregory J. Madden, Ph. D.; professor of psychology at Utah State University; editor-in-chief of the APA handbook of behavior analysis)

Utah State University, Psychology website, viewed August 4, 2021: link to Faculty page (Gregory Madden, Professor in the Department of Psychology, Behavior Analysis Specialization; Ph. D. in psychology from West Virginia University in 1995) https://psychology.usu.edu/directory/faculty/madden-gregory