Graham, E. C. (1993). Encyclopedia of scientific terms. Crest Publishing House.
Chicago Style aipamenaGraham, E. C. Encyclopedia of Scientific Terms. New Delhi: Crest Publishing House, 1993.
MLA aipamenaGraham, E. C. Encyclopedia of Scientific Terms. Crest Publishing House, 1993.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.