1. TITMUSS, F. H., Commercial timbers of the world, 3rd ed. (enlarged) Technical Press Ltd. London 1965, pp. VIII, 277, 34 photomicrographs, 104 refs.
2. Nomenclature générale des bois tropicaux (General nomenclature of tropical woods), Association Technique Internationale des Bois Tropicaux, Nogent-sur-Marne 1965, pp. 283, 66 refs. (F).
3. Elsevier's wood dictionary in seven languages. Vol. I Commercial and botanical nomenclature of wood timbers. Vol. II Production transport and trade, Elsevier Publ. Co., London, Amsterdam and New York 1964, pp. 479.