Bañez, J. E. (2013). Estimation under purposive sampling with auxiliary variable. Philippine Statistician.
Chicago Style aipamenaBañez, John Erwin. "Estimation Under Purposive Sampling with Auxiliary Variable." Philippine Statistician 2013.
MLA aipamenaBañez, John Erwin. "Estimation Under Purposive Sampling with Auxiliary Variable." Philippine Statistician, 2013.
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