Stelle, C. C. (1981). American and China opium trade in the nineteenth century. Arno Pr.
Cita Chicago Style (17a ed.)Stelle, Charles C. American and China Opium Trade in the Nineteenth Century. New York: Arno Pr, 1981.
Cita MLA (9a ed.)Stelle, Charles C. American and China Opium Trade in the Nineteenth Century. Arno Pr, 1981.
Precaución: Estas citas no son 100% exactas.