Bose, Arun Coomer. Indian Revolutionaries Abroad, 1905-1922: In the Background of International Developments. Patna : Bharati Bhawan, 1971.
Chopra, Prabha and P. N. Chopra, eds. Indian Freedom Fighters Abroad: Secret British Intelligence Report. New Delhi : Criterion Publications, 1988.
Das, Rajani Kanta. Hindustani Workers on the Pacific Coast . Berlin : Walter de Gruyter, 1923.
Hallberg, Gerald N. “ Bellingham , Washington ’s Anti-Hindu Riot.” Journal of the West 12, no 1 (Winter 1973): 163-175.
Hess, Gary R. “The Forgotten Asian Americans: The East Indian Community in the United States .” Pacific Historical Review 43, no. 4 (November 1974): 576-596.
Jensen, Joan M. “The ‘Hindu Conspiracy’: A Reassessment.” Pacific Historical Review 48, no. 1 (February 1979): 65-83.
Johnston, Hugh. “The Surveillance of Indian Nationalists in North America, 1908-1918.” BC Studies, no. 78 (Summer 1988): 3-27.
Mukherjee, Tapan K. Taraknath Das: Life and Letters of a Revolutionary in Exile. Calcutta : National Council of Education, Bengal , Jadavpur University , 1998.
Parnaby, Andrew and Gregory S. Kealey. “The Origins of Political Policing in Canada : Class, Law, and the Burden of Empire.” Osgoode Hall Law Journal 41, nos. 2 and 3 (Summer/Fall 2003): 211-239. UW restricted
Sen, S. P. Dictionary of National Biography. Calcutta : Institute of Historical Studies, 1972-1974.
Ward, W. Peter. White Canada Forever: Popular Attitudes and Public Policy toward Orientals in British Columbia . 2 nd ed. Montreal : McGill-Queen’s University Press, 1990.