Des Raj
Design of sample surveys - Newyork, Mc Graw-Hill Book Co 1972 - 390 - Mc graw hill series in probablity & statistics .
07-051155-1
Sample surveys-design/survey-design/sampling-techniques
001. 424 DES;1
100
Design of sample surveys - Newyork, Mc Graw-Hill Book Co 1972 - 390 - Mc graw hill series in probablity & statistics .
07-051155-1
Sample surveys-design/survey-design/sampling-techniques
001. 424 DES;1
100