São mesmo nossos os minerais não-energéticos?
By: Roberto Gama e Silva ; prefácio de Antonio Ermírio de Moraes.
Series: Coleção Visões e revisões ;; 3
Publisher: Philobiblion
Published: 1985
Place of publication: Rio de Janeiro, RJ
Language: por
Number of pages: 164
Subjects: Mineral industries -- Brazil.; Mineral industries -- Government policy -- Brazil.
Notes: Includes bibliographical references.