Dyfyniad APA

Reed, M. F., Luettich, R. A., Lamm, L. P., & Humphrey, T. F. (1993). Measuring state transportation program performance. Transportation Research Board, National Research Council National Academy Press.

Dyfyniad Arddull Chicago

Reed, M. F., Richard A. Luettich, Lester P. Lamm, and Thomas F. Humphrey. Measuring State Transportation Program Performance. Washington, D.C: Transportation Research Board, National Research Council National Academy Press, 1993.

Dyfyniad MLA

Reed, M. F., et al. Measuring State Transportation Program Performance. Transportation Research Board, National Research Council National Academy Press, 1993.

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