Dyfyniad APA

Williamson, M. (1972). Analysis of geological populations. Unwin.

Dyfyniad Arddull Chicago

Williamson, Mark. Analysis of Geological Populations. London: Unwin, 1972.

Dyfyniad MLA

Williamson, Mark. Analysis of Geological Populations. Unwin, 1972.

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