Dyfyniad APA

Singh, D. (1986). Theory and analysis of sample survey designs. Wiley.

Dyfyniad Arddull Chicago

Singh, Daroga. Theory and Analysis of Sample Survey Designs. New Delhi: Wiley, 1986.

Dyfyniad MLA

Singh, Daroga. Theory and Analysis of Sample Survey Designs. Wiley, 1986.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.