Sebastião Rodolfo Dalgado et Anthony Xavier Soares, Portuguese vocables in Asiatic languages : from the Portuguese original of Monsignor Sebastião Rodolfo Dalgado, Volume 1, Asian Educational Services, , 167–168 p. (ISBN81-206-0413-X, lire en ligne)
Carl W. Ernst, Eternal garden : mysticism, history, and politics at a South Asian Sufi center, SUNY Press,, , 381 p. (ISBN0-7914-0884-1, lire en ligne), p. 287
Henry Yule, A. C. Burnell et William Crooke, A glossary of colloquial Anglo-Indian words and phrases, Routledge, , 367–368 p. (ISBN0-7007-0321-7, lire en ligne)
« Gliding Gentoos », thehindu.com (consulté le ) : « As to why they are called Gentoo is not clear. According to the Oxford English Dictionary Gentoo was an Anglo-Indian term »
