Carter, E. C., Brent, C. H., & Albert, J. (1905). Report of the committee appointed by the Philippine Commission to investigate the use of opium and the traffic therein and the rules, ordinances and laws regulating such use and traffic in Japan, Formosa, Shanghai, Hongkong, Saigon, Singapore, Burmah, Java, and the Philippine Islands .. [Govt. Print. Off.].

Carter, Edward Champe, Charles Henry Brent, and José Albert. Report of the Committee Appointed by the Philippine Commission to Investigate the Use of Opium and the Traffic Therein and the Rules, Ordinances and Laws Regulating Such Use and Traffic in Japan, Formosa, Shanghai, Hongkong, Saigon, Singapore, Burmah, Java, and the Philippine Islands .. [Washington]: [Govt. Print. Off.], 1905.

Carter, Edward Champe, et al. Report of the Committee Appointed by the Philippine Commission to Investigate the Use of Opium and the Traffic Therein and the Rules, Ordinances and Laws Regulating Such Use and Traffic in Japan, Formosa, Shanghai, Hongkong, Saigon, Singapore, Burmah, Java, and the Philippine Islands .. [Govt. Print. Off.], 1905.