APA
Russell C. E., . (1930). Charlemagne First of the Moderns. Boston, New York: Houghton Mifflin Company.
Chicago
Russell Charles Edward, . 1930. Charlemagne First of the Moderns. Boston, New York: Houghton Mifflin Company.
Harvard
Russell C. E., . (1930). Charlemagne First of the Moderns. Boston, New York: Houghton Mifflin Company.
MLA
Russell Charles Edward, . Charlemagne First of the Moderns. Boston, New York: Houghton Mifflin Company. 1930.
