Shanmugavelu, K. G. (1989). Production technology of vegetable crops. Oxford & IBH Publishing Co. Pvt. Ltd..
Citazione stile Chigago Style (17a edizione)Shanmugavelu, K. G. Production Technology of Vegetable Crops. New Delhi: Oxford & IBH Publishing Co. Pvt. Ltd., 1989.
Citatione MLA (9a ed.)Shanmugavelu, K. G. Production Technology of Vegetable Crops. Oxford & IBH Publishing Co. Pvt. Ltd., 1989.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.