Cita APA (7a ed.)

Cuthbert, J. R., & Cuthbert, M. (1988). On Aggregation Methods of Purchasing Power Parities. OECD Publishing.

Cita Chicago Style (17a ed.)

Cuthbert, J. R., y M. Cuthbert. On Aggregation Methods of Purchasing Power Parities. Paris: OECD Publishing, 1988.

Cita MLA (9a ed.)

Cuthbert, J. R., y M. Cuthbert. On Aggregation Methods of Purchasing Power Parities. OECD Publishing, 1988.