APA (7th ed.) Zitazioa
Compton's Learning Company. (1994). Compton's interactive encyclopedia: Lesson guide for science excursions. Compton's New Media.
Chicago Style (17th ed.) Zitazioa
Compton's Learning Company. Compton's Interactive Encyclopedia: Lesson Guide for Science Excursions. New York: Compton's New Media, 1994.
MLA (9th ed.) Zitazioa
Compton's Learning Company. Compton's Interactive Encyclopedia: Lesson Guide for Science Excursions. Compton's New Media, 1994.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.