APA
Pinto Amaral S., Petrobras, INGEPET '99 I. S. (. . 1. O. 2. . L. P. & Petrobras.Corporate environmental and safety auditing program implemented by brazilian oil industry. : .
Chicago
Pinto Amaral Sergio, Petrobras, INGEPET '99 International Seminar (3° 1999 Oct 26-29 Lima Perú) and Petrobras.Corporate environmental and safety auditing program implemented by brazilian oil industry. : .
Harvard
Pinto Amaral S., Petrobras, INGEPET '99 I. S. (. . 1. O. 2. . L. P. and Petrobras.Corporate environmental and safety auditing program implemented by brazilian oil industry. : .
MLA
Pinto Amaral Sergio, Petrobras, INGEPET '99 International Seminar (3° 1999 Oct 26-29 Lima Perú) and Petrobras.: . .