Dyfyniad APA

Berkeley, G. (2001). A treatise concerning the principles of human knowledge. Virginia Tech.

Dyfyniad Arddull Chicago

Berkeley, George. A Treatise Concerning the Principles of Human Knowledge. Blacksburg, VA: Virginia Tech, 2001.

Dyfyniad MLA

Berkeley, George. A Treatise Concerning the Principles of Human Knowledge. Virginia Tech, 2001.

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