Census of India, 1991 Economic tables. Uttar Pradesh. V. 25 & V. 12, PT. II, Pt. IIIB-B series, Table B-22 (f) Census of India, 1991 - Uttar Pradesh Govt. Press 1991 - vii, 1129p cm. Source: General Book Dewey Class. No.: Y:5.252sN91, P0.25