Professional criminalsCustomary strangers: new perspectives on peripatetic peoples in the Middle East, Africa, and Asia, by Joseph C. Berland, Aparna Rao. Published by Greenwood Publishing Group, 2004. ISBN0-89789-771-4. p. 11.
Bates, Crispin (1995). "Race, Caste and Tribe in Central India: the early origins of Indian anthropometry". In Robb, Peter (ed.). The Concept of Race in South Asia. Delhi: Oxford University Press. p. 227. ISBN978-0-19-563767-0. Retrieved 1 December 2011.
Raj and Born CriminalsCrime, gender, and sexuality in criminal prosecutions, by Louis A. Knafla. Published by Greenwood Publishing Group, 2002. ISBN0-313-31013-0. Page 124.
EthnographersCivilising Natures: Race, Resources and Modernity in Colonial South India, by Kavita Philip. Published by Orient Blackswan, 2004. ISBN81-250-2586-3. Page 174.
Native PrintsSuspect Identities: A History of Fingerprinting and Criminal Identification, by Simon A. Cole. Published by Harvard University Press, 2002. ISBN0-674-01002-7. pp. 67–68.
S Nigam (1990). "Disciplining and Policing the "Criminals by Birth", Part 1: The Making of a Colonial Stereotype – The Criminal Tribes and Castes of North India". Indian Economic & Social History Review. 27 (2): 131–164. doi:10.1177/001946469002700201. S2CID144018398.
Nigam, S. (1990). "Disciplining and Policing the "Criminals by Birth", Part 2: The Development of a Disciplinary System, 1871–1900". Indian Economic & Social History Review. 27 (3): 257–287. doi:10.1177/001946469002700302. S2CID145441031.
Gannon, Shane (2011). "Exclusion as Language and the Language of Exclusion: Tracing Regimes of Gender through Linguistic Representations of the "Eunuch"". Journal of the History of Sexuality. 20 (1): 1–27. ISSN1043-4070. JSTOR40986353. PMID21476329.
Gannon, Shane (2011). "Exclusion as Language and the Language of Exclusion: Tracing Regimes of Gender through Linguistic Representations of the "Eunuch"". Journal of the History of Sexuality. 20 (1): 1–27. ISSN1043-4070. JSTOR40986353. PMID21476329.
S Nigam (1990). "Disciplining and Policing the "Criminals by Birth", Part 1: The Making of a Colonial Stereotype – The Criminal Tribes and Castes of North India". Indian Economic & Social History Review. 27 (2): 131–164. doi:10.1177/001946469002700201. S2CID144018398.
Nigam, S. (1990). "Disciplining and Policing the "Criminals by Birth", Part 2: The Development of a Disciplinary System, 1871–1900". Indian Economic & Social History Review. 27 (3): 257–287. doi:10.1177/001946469002700302. S2CID145441031.
Gannon, Shane (2011). "Exclusion as Language and the Language of Exclusion: Tracing Regimes of Gender through Linguistic Representations of the "Eunuch"". Journal of the History of Sexuality. 20 (1): 1–27. ISSN1043-4070. JSTOR40986353. PMID21476329.