TY - BOOK ID - 1430381 TI - Measurement and evaluation in education and psychology AU - Mehrens, William A. AU - Lehmann, Irvin J. PY - 1978 SN - 0030899664 DB - UniCat KW - Didactic evaluation KW - Educational psychology KW - Educational evaluation KW - Educational tests and measurements UR - https://www.unicat.be/uniCat?func=search&query=sysid:1430381 AB - ER -