Webster, D., & Tefft, B. F. Speeches of Daniel Webster. A. L. Burt.
Lua i Stíl Chicago (17ú heag.)Webster, Daniel, agus B. F. Tefft. Speeches of Daniel Webster. New York: A. L. Burt.
Lua MLA (8ú heag.)Webster, Daniel, agus B. F. Tefft. Speeches of Daniel Webster. A. L. Burt.
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