Cita APA
(1999). Purchasing power parities and real expenditures (1999 edition.). OECD.
Citación estilo Chicago
Purchasing Power Parities and Real Expenditures. 1999 edition. Paris, Cedex, France: OECD, 1999.
Cita MLA
Purchasing Power Parities and Real Expenditures. 1999 edition. OECD, 1999.
Warning: These citations may not always be 100% accurate.