Dyfyniad APA

Parkinson, C. N. (1980). Parkinson, the law (First American edition.). Ballantine.

Dyfyniad Arddull Chicago

Parkinson, C. Northcote. Parkinson, the Law. First American edition. New York: Ballantine, 1980.

Dyfyniad MLA

Parkinson, C. Northcote. Parkinson, the Law. First American edition. Ballantine, 1980.

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