TY - BOOK ID - 145753827 TI - Applying item response theory in language test item bank building PY - 2008 SN - 9783631568514 PB - Frankfurt am Main ; New York : Peter Lang, DB - UniCat KW - English language KW - Item response theory. KW - Examinations. UR - https://www.unicat.be/uniCat?func=search&query=sysid:145753827 AB - ER -