Giriappa, S. (1983). Water use efficiency in agriculture. Oxford & IBH.
Cita Chicago (17th ed.)Giriappa, Som. Water Use Efficiency in Agriculture. New Delhi: Oxford & IBH, 1983.
Cita MLA (9th ed.)Giriappa, Som. Water Use Efficiency in Agriculture. Oxford & IBH, 1983.
Atenció: Aquestes cites poden no estar 100% correctes.