Patel, S. M., & Patel, K. V. (1971). Economics of tube-well irrigation. Indian institute of management.
Chicago Edition CitationPatel, S M., i K V. Patel. Economics of Tube-well Irrigation. Ahmedabad: Indian institute of management, 1971.
Cita MLAPatel, S M., i K V. Patel. Economics of Tube-well Irrigation. Indian institute of management, 1971.
Atenció: Aquestes cites poden no estar 100% correctes.