Jerry, W. B. (2005). Succeeding with Your Doctorate. Yale University Pres.
Dyfyniad Arddull ChicagoJerry, Wellington; Bathmaker. Succeeding with Your Doctorate. New Haven: Yale University Pres, 2005.
Dyfyniad MLAJerry, Wellington; Bathmaker. Succeeding with Your Doctorate. Yale University Pres, 2005.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.