Silverman, L. L., & Propst, A. L. (1999). Critical shift: The future of quality in organizational performance. ASQ Quality Press.
Dyfyniad Arddull ChicagoSilverman, Lori L., and Annabeth L. Propst. Critical Shift: The Future of Quality in Organizational Performance. Milwaukee: ASQ Quality Press, 1999.
Dyfyniad MLASilverman, Lori L., and Annabeth L. Propst. Critical Shift: The Future of Quality in Organizational Performance. ASQ Quality Press, 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.