APA (7th ed.) Zitazioa

(1991). Standard formatted data units: Report concerning space data systems.

Chicago Style (17th ed.) Zitazioa

Standard Formatted Data Units: Report Concerning Space Data Systems. 1991.

MLA (9th ed.) Zitazioa

Standard Formatted Data Units: Report Concerning Space Data Systems. 1991.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.