Cita APA (7th ed.)
Organisation for Economic Co-operation and Development, Statistical Office of the European Communities, & ProQuest (Firm). (2010). OECD statistics on international trade in services. OECD.
Cita Chicago (17th ed.)
Organisation for Economic Co-operation and Development, Statistical Office of the European Communities, i ProQuest (Firm). OECD Statistics on International Trade in Services. Paris: OECD, 2010.
Cita MLA (9th ed.)
Organisation for Economic Co-operation and Development, et al. OECD Statistics on International Trade in Services. OECD, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.