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.