Parkinson, C. N. (1980). Parkinson, the law (1st American ed.). Houghton Mifflin.
Chicago Style aipamenaParkinson, C. Northcote. Parkinson, the Law. 1st American ed. Boston: Houghton Mifflin, 1980.
MLA aipamenaParkinson, C. Northcote. Parkinson, the Law. 1st American ed. Houghton Mifflin, 1980.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.