Statistical analysis /
Umrao, Satya Prakash.
Statistical analysis / Satya Praksh Umrao. - New Delhi : CHanakyaPublications, 2002. - 161 p. ;
519.5 / UMR
Statistical analysis / Satya Praksh Umrao. - New Delhi : CHanakyaPublications, 2002. - 161 p. ;
519.5 / UMR