Cita APA (7a ed.)

Kirova, M. S., & Lipsey, R. E. (1998). Measuring real investment: Trends in the United States and international comparisons. National Bureau of Economic Research.

Cita Chicago Style (17a ed.)

Kirova, Milka S., y Robert E. Lipsey. Measuring Real Investment: Trends in the United States and International Comparisons. Cambridge, MA: National Bureau of Economic Research, 1998.

Cita MLA (9a ed.)

Kirova, Milka S., y Robert E. Lipsey. Measuring Real Investment: Trends in the United States and International Comparisons. National Bureau of Economic Research, 1998.