• national sample survey organisation

प्रतिदर्श:    model sample sampler order soil sample specimen

प्रतिदर्श सर्वेक्षण:    sample survey sampling survey

सर्वेक्षण:    survey inquiry review stocktaking surveying

सर्वेक्षण संगठन:    survey organisation सर्वेक्षण

संगठन:    composition combination company trust set-up