planned by the Committee on Publication and Communication of the International Union of Psychological Science ; and prepared by the Zentralstelle für Psychologische Information und Dokumentation at the University of Trier, West Germany

North-Holland 1980 3rd ed. / editors Eugene H. Jacobson, Gunther Reinert ; with the assistance of Detlef Herrig

Available at 49 libraries

editors, Hubert C.J. Duijker, Eugene H. Jacobson

Royal VanGorcum 1966 2nd ed

Available at 20 libraries

Eugene H. Jacobson, editor ; H.C.J. Duijker, European co-editor

National Academy of Sciences-National Research Council , Royal Van Gorcum 1958 Publication / National Academy of Sciences, National Research Council 520

Available at 26 libraries