Chopra, V. L. (2005). Handbook of industrial crops. New York: Food Product Press.
Trích dẫn kiểu ChicagoChopra, V. L. Handbook of Industrial Crops. New York: Food Product Press, 2005.
Deismireacht MLAChopra, V. L. Handbook of Industrial Crops. New York: Food Product Press, 2005.
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