Sampath, S. (2005). Sampling theory and methods.-2nd ed (2nd ed.). Narosa.
Dyfyniad Arddull ChicagoSampath, S. Sampling Theory and Methods.-2nd Ed. 2nd ed. Chennai: Narosa, 2005.
Dyfyniad MLASampath, S. Sampling Theory and Methods.-2nd Ed. 2nd ed. Narosa, 2005.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.