Cita APA (7th ed.)

Kim, S., Park, D., & Park, J. (2010). Productivity growth across the world, 1991-2003. Asian Development Bank.

Cita Chicago (17th ed.)

Kim, Sangho, Donghyun Park, i Jong-Ho Park. Productivity Growth Across the World, 1991-2003. Mandaluyong City: Asian Development Bank, 2010.

Cita MLA (9th ed.)

Kim, Sangho, et al. Productivity Growth Across the World, 1991-2003. Asian Development Bank, 2010.