User:Tibicenem

Arnold, Alison, editor. South Asia: The Indian Subcontinent. Vol. 5 of The Garland Encyclopedia of World Music. Routledge, 1999.

Garland v. 5 p. 412: "Many, though not all, of the best-known female singers of the twentieth century came from professional families. Some of the earliest singers of this class to be recognized as individual performers were Malka Jan and Gauhar Jan of Calcutta, Zohra Bai of Agra, and Janki Bai of Allahabad."