Citazione Stile APA (7a Edizione)

LITTLEFIELD, H. W. (1963). History of Europe since 1815. Barnes and Noble.

Citazione stile Chigago Style (17a edizione)

LITTLEFIELD, Henry W. History of Europe Since 1815. New York: Barnes and Noble, 1963.

Citatione MLA (9a ed.)

LITTLEFIELD, Henry W. History of Europe Since 1815. Barnes and Noble, 1963.