Cita APA (7a ed.)

Littlefield, H. W. (1963). History of Europe since 1815 (21. ed.). Barnes & Noble.

Cita Chicago Style (17a ed.)

Littlefield, Henry W. History of Europe Since 1815. 21. ed. New York: Barnes & Noble, 1963.

Cita MLA (9a ed.)

Littlefield, Henry W. History of Europe Since 1815. 21. ed. Barnes & Noble, 1963.