Dyfyniad APA

Buckland, S. T. (2001). Introduction to distance sampling: Estimating abundance of biological populations. Oxford University Press.

Dyfyniad Arddull Chicago

Buckland, S. T. Introduction to Distance Sampling: Estimating Abundance of Biological Populations. Oxford: Oxford University Press, 2001.

Dyfyniad MLA

Buckland, S. T. Introduction to Distance Sampling: Estimating Abundance of Biological Populations. Oxford University Press, 2001.

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