Dyfyniad APA

Edmunds, F. (1955). Geology and Ourselves. Hutchinsons Scientific and Tehnical.

Dyfyniad Arddull Chicago

Edmunds, F.H. Geology and Ourselves. London: Hutchinsons Scientific and Tehnical, 1955.

Dyfyniad MLA

Edmunds, F.H. Geology and Ourselves. Hutchinsons Scientific and Tehnical, 1955.

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