Dyfyniad APA

Rosen, S., & Sanderson, A. (2000). Labor markets in professional sports. National Bureau of Economic Research.

Dyfyniad Arddull Chicago

Rosen, Sherwin, and Allen Sanderson. Labor Markets in Professional Sports. Cambridge: National Bureau of Economic Research, 2000.

Dyfyniad MLA

Rosen, Sherwin, and Allen Sanderson. Labor Markets in Professional Sports. National Bureau of Economic Research, 2000.

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