Chahal, D. S. (1991). Food, Feed, and Fuel from Biomass. Oxford & IBH Publishing Co. Pvt. Ltd..
Cita Chicago (17th ed.)Chahal, D. S. Food, Feed, and Fuel from Biomass. New Delhi: Oxford & IBH Publishing Co. Pvt. Ltd., 1991.
Cita MLA (9th ed.)Chahal, D. S. Food, Feed, and Fuel from Biomass. Oxford & IBH Publishing Co. Pvt. Ltd., 1991.
Atenció: Aquestes cites poden no estar 100% correctes.