Triplett, J. E., & Bosworth, B. (2004). Productivity in the U.S. services sector: New sources of economic growth. Brookings Institution Press.
Chicago-Zitierstil (17. Ausg.)Triplett, Jack E., und Barry Bosworth. Productivity in the U.S. Services Sector: New Sources of Economic Growth. Washington, D.C: Brookings Institution Press, 2004.
MLA-Zitierstil (9. Ausg.)Triplett, Jack E., und Barry Bosworth. Productivity in the U.S. Services Sector: New Sources of Economic Growth. Brookings Institution Press, 2004.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.