TY - BOOK ID - 128085162 TI - The trend of Scottish intelligence : a comparison of the 1947 and 1932 surveys of the intelligence of eleven-year-old pupils. PY - 1949 PB - London : University of London press, DB - UniCat KW - Intelligence levels UR - https://www.unicat.be/uniCat?func=search&query=sysid:128085162 AB - ER -