Dyfyniad APA

Joyce, M., & Neumark, D. (2000). An introduction to school-to-work programs in the NLSY 97: How prevalent are they, and which youths do they serven. National Bureau of Economic Research.

Dyfyniad Arddull Chicago

Joyce, Mary, and David Neumark. An Introduction to School-to-work Programs in the NLSY 97: How Prevalent Are They, and Which Youths Do They Serven. Cambridge: National Bureau of Economic Research, 2000.

Dyfyniad MLA

Joyce, Mary, and David Neumark. An Introduction to School-to-work Programs in the NLSY 97: How Prevalent Are They, and Which Youths Do They Serven. National Bureau of Economic Research, 2000.

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