Breckinridge, R. J. (1854). Denominational secular education: Remarks introductory to a tract. Philadelphia.
Lua i Stíl Chicago (17ú heag.)Breckinridge, Robert J. Denominational Secular Education: Remarks Introductory to a Tract. Philadelphia, 1854.
Lua MLA (8ú heag.)Breckinridge, Robert J. Denominational Secular Education: Remarks Introductory to a Tract. Philadelphia, 1854.
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