TY  - BOOK
AU  - Hambleton,Ronald K.
AU  - Swaminathan,Hariharan
AU  - Rogers,H.Jane
TI  - Fundamentals of item response theory
T2  - Measurement methods for the social sciences
SN  - 080393646X
PY  - 1991///
CY  - Newbury Park
PB  - SAGE Publications
KW  - Item response theory
N1  - Includes bibliographical references (p.161-168)
ER  -