GUPTA, C.B.
AN INTRODUCTION TO STATISTICAL METHODS - 7th Ed. - New Delhi Vikas Publishing House Pvt. Ltd, New Delhi 1976
0706904591
519.54 / GUP/A
AN INTRODUCTION TO STATISTICAL METHODS - 7th Ed. - New Delhi Vikas Publishing House Pvt. Ltd, New Delhi 1976
0706904591
519.54 / GUP/A