TY  - BOOK
AU  - IGNOU
TI  - Collection,Classification And Presentation Of Data Elements Of Statistics
SN  - 9788126629343
AV  - 658 IGN C 
U1  - 658 IGN C 
PY  - 2011///
CY  - New Delhi
PB  - Indira Dandhi National Open University
KW  - Collection,Classification And Presentation Of Data
KW  - India
ER  -