India. Ministry of Agriculture. Department of Agriculture and Co-Operation. Directorate of Economics and Statistics. (1990). Indian agriculture in brief (23rd ed.). Controller of Publications.
Cita Chicago (17th ed.)India. Ministry of Agriculture. Department of Agriculture and Co-Operation. Directorate of Economics and Statistics. Indian Agriculture in Brief. 23rd ed. Delhi: Controller of Publications, 1990.
Cita MLA (9th ed.)India. Ministry of Agriculture. Department of Agriculture and Co-Operation. Directorate of Economics and Statistics. Indian Agriculture in Brief. 23rd ed. Controller of Publications, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.