Kushwaha, K., & Rajesh Kumar. (2009). Theory of sample surveys and statistical decisions. New India Publishing Agency.
Dyfyniad Arddull ChicagoKushwaha, K.S, and Rajesh Kumar. Theory of Sample Surveys and Statistical Decisions. New Delhi: New India Publishing Agency, 2009.
Dyfyniad MLAKushwaha, K.S, and Rajesh Kumar. Theory of Sample Surveys and Statistical Decisions. New India Publishing Agency, 2009.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.