Dyfyniad APA

Basu, S., Fernald, J. G., & Shapiro, M. D. (2001). Productivity growth in the 1990s: Technology, utilization, or adjustment? National Bureau of Economic Research.

Dyfyniad Arddull Chicago

Basu, Susanto, John G. Fernald, and Matthew D. Shapiro. Productivity Growth in the 1990s: Technology, Utilization, or Adjustment? Cambridge: National Bureau of Economic Research, 2001.

Dyfyniad MLA

Basu, Susanto, et al. Productivity Growth in the 1990s: Technology, Utilization, or Adjustment? National Bureau of Economic Research, 2001.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.