APA (7th ed.) Citation

Infield Systems Limited. (2014). Brazil 2014 oil and gas concession map. Offshore Magazine.

Chicago Style (17th ed.) Citation

Infield Systems Limited. Brazil 2014 Oil and Gas Concession Map. [Houston, Tex.]: Offshore Magazine, 2014.

MLA (9th ed.) Citation

Infield Systems Limited. Brazil 2014 Oil and Gas Concession Map. Offshore Magazine, 2014.