APA (7th ed.) Citation

Allen, N. (1973). The opium trade: Including a sketch of its history, extent, effects, etc., as carried on in India and China (2d ed.). Milford House.

Chicago Style (17th ed.) Citation

Allen, Nathan. The Opium Trade: Including a Sketch of Its History, Extent, Effects, Etc., as Carried on in India and China. 2d ed. Boston: Milford House, 1973.

MLA (9th ed.) Citation

Allen, Nathan. The Opium Trade: Including a Sketch of Its History, Extent, Effects, Etc., as Carried on in India and China. 2d ed. Milford House, 1973.