TY  - BOOK
AU  - Rao ,I.K.Ravichandra  .
TI  - Quantitative methods for library and information science / 
SN  - 0852267495
U1  - 020.299 
PY  - 1985///
CY  - New Delhi : 
PB  - Wiley Eastern , 
KW  - LIBRARY AND INFORMATION SCIENCE-QUANTITY SURVEY
N1  - Include index
ER  -