Dyfyniad APA

Icke, V. (1995). The force of symmetry. Cambridge University Press.

Dyfyniad Arddull Chicago

Icke, Vincent. The Force of Symmetry. Cambridge: Cambridge University Press, 1995.

Dyfyniad MLA

Icke, Vincent. The Force of Symmetry. Cambridge University Press, 1995.

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