Clay, C. M., & Greeley, H. (1848). The writings of Cassius Marcellus Clay: Including speeches and addresses. Harper.
Lua i Stíl Chicago (17ú heag.)Clay, Cassius Marcellus, agus Horace Greeley. The Writings of Cassius Marcellus Clay: Including Speeches and Addresses. New York: Harper, 1848.
Lua MLA (8ú heag.)Clay, Cassius Marcellus, agus Horace Greeley. The Writings of Cassius Marcellus Clay: Including Speeches and Addresses. Harper, 1848.
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