TY  - BOOK
AU  - V- Natrajan.
ED  - Association of Indian Universities                                                                                                                                                                                                                             . 
TI  - Monograph on Sample-Free item Analysis for Universities / 
U1  - 370 
PY  - 1987///
CY  - New Delhi : 
PB  - Association of Indian Universities , 
KW  - Education
ER  -