APA
Uttar Pradesh. State Planning Institute. Economics and Statistics Division, . (1980). Economic Census-1990: Uttar Pradesh. Lucknow: State Planning Institute.
Chicago
Uttar Pradesh. State Planning Institute. Economics and Statistics Division, . 1980. Economic Census-1990: Uttar Pradesh. Lucknow: State Planning Institute.
Harvard
Uttar Pradesh. State Planning Institute. Economics and Statistics Division, . (1980). Economic Census-1990: Uttar Pradesh. Lucknow: State Planning Institute.
MLA
Uttar Pradesh. State Planning Institute. Economics and Statistics Division, . Economic Census-1990: Uttar Pradesh. Lucknow: State Planning Institute. 1980.