APA (7th ed.) Zitazioa
Peter Rybaczyk. Expert Network Time Protocol: An Experience in Time with NTP. Apress.
Chicago Style (17th ed.) Zitazioa
Peter Rybaczyk. Expert Network Time Protocol: An Experience in Time with NTP. Berkeley, EUA: Apress.
MLA (9th ed.) Zitazioa
Peter Rybaczyk. Expert Network Time Protocol: An Experience in Time with NTP. Apress.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.