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by Seligman, Martin
by Linley, P. Alex; Joseph, Stephen; Seligman, Martin E. P.
by Seligman, Martin E.P.
by Peterson, Christopher; Maier, Steven F.; Seligman, Martin E. P.
by Christopher Peterson; Martin E. P. Seligman
by Martin Seligman; John Dossett
by Seligman, Martin E. P.; Boggs, Jesse
by Seligman, Martin E. P., Ph.D.; Costanzo, Paul
by Seligman, Martin E. P., Ph.D.; Costanzo, Paul; Reivich, Karen, Ph.D. (CON); et al.