50 years of petroleum in Brazil, 1939-1989.
Contributors: Petróleo Brasileiro, S.A.
Publisher: Petrobrás, Public Affairs Service
Published: 1989
Place of publication: [Rio de Janeiro]
Language: eng
Number of pages: 20
Subjects: Petróleo Brasileiro, S.A. -- History; Petroleum industry and trade -- Brazil -- History
Other titles: Fifty years of petroleum in Brazil
Notes: Cover title.