TY - BOOK AU - Pieters,J.M. AU - Breuer,K AU - Simons,P.R.J TI - Learning environments: contributions from Dutch and German research SN - 3540529039 (pbk) : U1 - 156.315 PY - 1990/// CY - Berlin PB - Springer-Verlag KW - Learning, Psychology of KW - Classroom environment KW - Computer-assisted instruction KW - Cognitive learning ER -