TY - BOOK ID - 127777691 TI - Measurement and evaluation in psychology and education. AU - Thorndike, Robert Ladd AU - Hagen, Elizabeth P. PY - 1961 PB - New York (N.Y.) : Wiley, DB - UniCat UR - https://www.unicat.be/uniCat?func=search&query=sysid:127777691 AB - ER -