Tyagi, I. (1998). Hybrid vegetables for nutritional security. South Asian.
Cita Chicago (17th ed.)Tyagi, I.D. Hybrid Vegetables for Nutritional Security. New Delhi: South Asian, 1998.
Cita MLA (9th ed.)Tyagi, I.D. Hybrid Vegetables for Nutritional Security. South Asian, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.