Dyfyniad APA

Cassel,Claes-Magnus. (1977). Foundations of inference in survey sampling. John Wiley & Sons.

Dyfyniad Arddull Chicago

Cassel,Claes-Magnus. Foundations of Inference in Survey Sampling. New York: John Wiley & Sons, 1977.

Dyfyniad MLA

Cassel,Claes-Magnus. Foundations of Inference in Survey Sampling. John Wiley & Sons, 1977.

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