TY - BOOK AU - Glaser, Robert AU - Bloom, Benjamin Samuel AU - University of Pittsburgh. Learning Research and Development Center TI - Research and development and school change : a symposium of the Learning Research and Development Center, University of Pittsburgh, Robert Glaser and William Cooley, chairmen PB - Lawrence Erlbaum Associates PB - distributed by Halsted Press Division, Wiley PY - 1978 EP - xvi, 109 p. UR - https://ci.nii.ac.jp/ncid/BA36332210 SN - 0470264152 ER -