School Mathematics Study Group & Allen, F. B. (1965). Geometry with coordinates: Frank B. Allen (rev. ed.). Leland Stanford Junior Univesity.
Chicago Style aipamenaSchool Mathematics Study Group and Frank B. Allen. Geometry with Coordinates: Frank B. Allen. rev. ed. Stanford, CA: Leland Stanford Junior Univesity, 1965.
MLA aipamenaSchool Mathematics Study Group and Frank B. Allen. Geometry with Coordinates: Frank B. Allen. rev. ed. Leland Stanford Junior Univesity, 1965.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.