Darrac, P., & Schendel, W. v. (2006). Global blue: Indigo and espionage in colonial Bengal. University Press Ltd..
Lua i Stíl Chicago (17ú heag.)Darrac, Pierre-Paul, agus Willem van Schendel. Global Blue: Indigo and Espionage in Colonial Bengal. Dhaka: University Press Ltd., 2006.
Lua MLA (8ú heag.)Darrac, Pierre-Paul, agus Willem van Schendel. Global Blue: Indigo and Espionage in Colonial Bengal. University Press Ltd., 2006.
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