Não informado. (1818). Transactions of the American Philosophical Society. American Philosophical Society.
Chicago-referens (17:e uppl.)Não informado. Transactions of the American Philosophical Society. Philadelphia, Pa: American Philosophical Society, 1818.
MLA-referens (8:e uppl.)Não informado. Transactions of the American Philosophical Society. American Philosophical Society, 1818.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.