Authors: Frank D. Shepard

Authors: David C. Mahone

Authors: Steven Del Leftwich, Furman W. Barton, Ph.D.

Authors: David C. Wyant

Authors: John R. Hall, Glenn A. McMillan, Frank N. Lisle

Authors: H. Celik Ozyildirim, Ph.D., P.E.

Authors: Benjamin H. Cottrell, Jr., P.E.

Authors: Debra A. Grist, Michael J. Demetsky, Ph.D.

Authors: J. K. Haviland, David F. Noble