AYISHA, F. S., KARPAGAM, D., KARTHIKEYAN, C., & VEERARAGAVATHATHAM, D. (2007). DRYLAND AGRICULTURE: TRADITIONAL WISDOM OF FARMERS FOR SUSTAINABLE AGRICULTURE.
Chicago Style aipamenaAYISHA, FIRDOUSE S., D. KARPAGAM, C. KARTHIKEYAN, and D. VEERARAGAVATHATHAM. DRYLAND AGRICULTURE: TRADITIONAL WISDOM OF FARMERS FOR SUSTAINABLE AGRICULTURE. JODHPUR, AGROBIOS, 2007.
MLA aipamenaAYISHA, FIRDOUSE S., et al. DRYLAND AGRICULTURE: TRADITIONAL WISDOM OF FARMERS FOR SUSTAINABLE AGRICULTURE. 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.