Agricultural Survey of South-Carolina & Ruffin, E. (1843). Report on the commencement and progress of the agricultural survey of South Carolina, for 1843. A. H. Pemberton.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Agricultural Survey of South-Carolina و Edmund Ruffin. Report on the Commencement and Progress of the Agricultural Survey of South Carolina, for 1843. Columbia: A. H. Pemberton, 1843.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Agricultural Survey of South-Carolina و Edmund Ruffin. Report on the Commencement and Progress of the Agricultural Survey of South Carolina, for 1843. A. H. Pemberton, 1843.
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