Coba jelasin Lihat pula dari Kapal Hitam dong

Perry, Matthew Calbraith. (1856). Narrative of the expedition of an American Squadron to the China Seas and Japan, 1856.  New York: D. Appleton and Company. [digitized by University of Hong Kong Libraries, Digital Initiatives, "China Through Western Eyes."  ]

Taylor, Bayard. (1855). A visit to India, China, and Japan in the year 1853  New York: G.P. Putnam's sons. [digitized by University of Hong Kong Libraries, Digital Initiatives, "China Through Western Eyes."  ]