Cita APA (7th ed.)

(2012). OECD economic surveys: Portugal 2012. OECD.

Cita Chicago (17th ed.)

OECD Economic Surveys: Portugal 2012. [Place of publication not identified]: OECD, 2012.

Cita MLA (9th ed.)

OECD Economic Surveys: Portugal 2012. OECD, 2012.