APA (7th ed.) Citation

Montgomery, D. H. (1920). The leading facts of American history (New rev. ed.). Ginn and Co.

Chicago Style (17th ed.) Citation

Montgomery, David Henry. The Leading Facts of American History. New rev. ed. Boston, [Mass.] [u.a.]: Ginn and Co, 1920.

MLA (9th ed.) Citation

Montgomery, David Henry. The Leading Facts of American History. New rev. ed. Ginn and Co, 1920.