Census of India 1981 Uttar Pradesh: general economic tables (tables B-21 and B-22) - Lucknow Director of Census Operations 1986 - 1481+p. - Census of India 1981. Series-22, Uttar Pradesh. Part-III A & B (viii) . Dewey Class. No.: A81x54 In2/81/22/Pt 3 A & B/8