Buckland, S. T. (2001). Introduction to distance sampling: Estimating abundance of biological populations. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Buckland, S. T. Introduction to Distance Sampling: Estimating Abundance of Biological Populations. Oxford: Oxford University Press, 2001.
Lua MLA (9ú heag.)Buckland, S. T. Introduction to Distance Sampling: Estimating Abundance of Biological Populations. Oxford University Press, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.