TY  - BOOK
AU  - Nunnally, Jum C
AU  - Bernstein, Ira H 
TI  - Psychometric theory
U1  - 150.15195 NUN  
PY  - 1994///
CY  - New Delhi
PB  - Tata Mcgraw Hill education pvt ltd
N1  - Includes bibliographical references and index 
ER  -