Vegetable oils and oil seeds: a trader's guide. v. 1: Trading systems and techniques.

aceites vegetales actividad bancaria aranceles banking circuit de commercialisation comercio internacional commerce international corrientes de mercadeo diffusion of information finance financement futures trading international trade marketing channels oferta y demanda offre et demande oilseeds operaciones a plazo plant oils precios prices prix semillas oleaginosas supply balance tarif douanier tariffs