TY - BOOK ID - 148942221 TI - Controlled projection (1944) a standard experimental procedure PY - 1944 PB - London : H. K. Lewis & co., DB - UniCat KW - Educational tests and measurements. KW - Projection. UR - https://www.unicat.be/uniCat?func=search&query=sysid:148942221 AB - ER -