Spear, S. (2015). Pennsylvania histories: Two hundred years of personalities and events, 1750-1950. Lehigh University Press.
Style de citation Chicago (17e éd.)Spear, Sheldon. Pennsylvania Histories: Two Hundred Years of Personalities and Events, 1750-1950. Bethlehem: Lehigh University Press, 2015.
Style de citation MLA (8e éd.)Spear, Sheldon. Pennsylvania Histories: Two Hundred Years of Personalities and Events, 1750-1950. Lehigh University Press, 2015.
Attention : ces citations peuvent ne pas être correctes à 100%.