1. Sampling Techniques;WG Cochran,1963
2. Särndal C-E, Swensson B, Wretman J. Model Assisted Survey Sampling (Springer Series in Statistics). 2003; 694.
3. Empirical Best Linear Unbiased Prediction (EBLUP): Basic Models;JNK Rao,2003
4. Introduction. Small Area Estimation;JNK Rao,2015
5. Empirical Best Linear Unbiased Prediction (EBLUP): Basic Area Level Model. Small Area Estimation;JNK Rao,2015