AYISHA, F. S., KARPAGAM, D., KARTHIKEYAN, C., & VEERARAGAVATHATHAM, D. (2007). DRYLAND AGRICULTURE: TRADITIONAL WISDOM OF FARMERS FOR SUSTAINABLE AGRICULTURE.
Dyfyniad Arddull ChicagoAYISHA, FIRDOUSE S., D. KARPAGAM, C. KARTHIKEYAN, and D. VEERARAGAVATHATHAM. DRYLAND AGRICULTURE: TRADITIONAL WISDOM OF FARMERS FOR SUSTAINABLE AGRICULTURE. JODHPUR, AGROBIOS, 2007.
Dyfyniad MLAAYISHA, FIRDOUSE S., et al. DRYLAND AGRICULTURE: TRADITIONAL WISDOM OF FARMERS FOR SUSTAINABLE AGRICULTURE. 2007.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.