[en] From Colony to Superpower · U.S. Foreign Relations Since 1776 Oxford University Press, USA
[en] [Gutenberg 51789] • Narrative and Critical History of America, Vol. 6 (of 8) / The United States of North America, Part I Houghton, Mifflin and Co.
[en] [Gutenberg 46167] • British Royal Proclamations Relating to America, 1603-1783 Burt Franklin and Company