Year, S. (1951). The Emmanuel Speller for catholic schools. William H. Sadlier.
Chicago Style (17th ed.) ZitazioaYear, Seventh. The Emmanuel Speller for Catholic Schools. Nueva York: William H. Sadlier, 1951.
MLA (9th ed.) ZitazioaYear, Seventh. The Emmanuel Speller for Catholic Schools. William H. Sadlier, 1951.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.