APA (7th ed.) Zitazioa
National Research Council (U.S.). Committee on Planetary and Lunar Exploration & ebrary, Inc. (1990). Strategy for the detection and study of other planetary systems and extrasolar planetary materials, 1990-2000. National Academy Press.
Chicago Style (17th ed.) Zitazioa
National Research Council (U.S.). Committee on Planetary and Lunar Exploration eta Inc ebrary. Strategy for the Detection and Study of Other Planetary Systems and Extrasolar Planetary Materials, 1990-2000. Washington, D.C.: National Academy Press, 1990.
MLA (9th ed.) Zitazioa
National Research Council (U.S.). Committee on Planetary and Lunar Exploration eta Inc ebrary. Strategy for the Detection and Study of Other Planetary Systems and Extrasolar Planetary Materials, 1990-2000. National Academy Press, 1990.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.