Authors: Wilberg, S Schafer, S

Citation: S. Wilberg et S. Schafer, What children know about foreign countries ... A study of preschoolers of German and other nationalities, Z ENTWICK P, 32(3), 2000, pp. 143-152

Authors: Wilberg, S Lynn, R

Citation: S. Wilberg et R. Lynn, Sex differences in historical knowledge and school grades: a 26 nation study, PERS INDIV, 27(6), 1999, pp. 1221-1229

Authors: Wilberg, S Rost, DH

Citation: S. Wilberg et Dh. Rost, Large classes - Low achievement? Class sizes and historical knowledge in fifteen countries, Z ENTWICK P, 31(3), 1999, pp. 138-143