Giriappa, S. (1986). Energy environment in agriculture. Ashish Publishing House.
Dyfyniad Arddull ChicagoGiriappa, S. Energy Environment in Agriculture. New Delhi: Ashish Publishing House, 1986.
Dyfyniad MLAGiriappa, S. Energy Environment in Agriculture. Ashish Publishing House, 1986.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.