Elements of mathematical statistics 
By S.C. Gupta 
 - 3rd ed/rep. 
 - New delhi:  Sultan chand & sons,  1987. 
 - xiii,370p. 
<br/><br/><label>Subjects--Index Terms: </label>Probabilities & applied mathematics Elements of mathematical statistics 
<br/><br/><label>Dewey Class. No.: </label>519.5