Great Britain. Indian Political Intelligence, British Library. Oriental and India Office Collections, & Farrington, A. (2000). Indian Political Intelligence (IPI) files, 1912-1950. IDC.
Chicago-referens (17:e uppl.)Great Britain. Indian Political Intelligence, British Library. Oriental and India Office Collections, och Anthony Farrington. Indian Political Intelligence (IPI) Files, 1912-1950. Leiden, The Netherlands: IDC, 2000.
MLA-referens (8:e uppl.)Great Britain. Indian Political Intelligence, et al. Indian Political Intelligence (IPI) Files, 1912-1950. IDC, 2000.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.