TY - GEN AU - Jarlsby, E. T., AU - Pereira, Eduardo G., CN - HD9560.6 ID - 1379633 KW - Petroleum industry and trade LK - https://univsouthin.idm.oclc.org/login?url=https://ebookcentral.proquest.com/lib/usiricelib-ebooks/detail.action?docID=6468157 T1 - Petroleum fiscal systems / TI - Petroleum fiscal systems / UR - https://univsouthin.idm.oclc.org/login?url=https://ebookcentral.proquest.com/lib/usiricelib-ebooks/detail.action?docID=6468157 ER -