Παραπομπή APA

Parkinson, C. N. (1971). The law of delay. John Murray.

Παραπομπή Chicago Style

Parkinson, C. Northcote. The Law of Delay. London: John Murray, 1971.

Παραπομπή MLA

Parkinson, C. Northcote. The Law of Delay. John Murray, 1971.