Matières premières, évolution des prix internationaux à long terme et progrès technique (1846-1970)
By: par J. Verly.
Series: Bulletin de l'IRES ; nos 21-22; Bulletin de l'IRES ;; no 21-22.
Publisher: Université catholique de Louvain, Institut de recherches économiques
Published: 1975
Place of publication: Louvain
Language: fre
Subjects: Raw materials -- Prices.
Notes: Includes bibliographical references.
Cover title.
Summary in English.