APA (7th ed.) Citation

Hodgkin, T. (1899). Charles the Great. Macmillan.

Chicago Style (17th ed.) Citation

Hodgkin, Thomas. Charles the Great. London ; New York: Macmillan, 1899.

MLA (8th ed.) Citation

Hodgkin, Thomas. Charles the Great. Macmillan, 1899.

Warning: These citations may not always be 100% accurate.