edited by Danton H. O'Day and Paul A. Horgen. edited by Franklin H. Top, Sr., Paul F. Wehrle. edited by David F. Paulson. edited by Eric Kay and Paul S. Bagus. edited by Mark Blaug and Paul Sturges. edited by D. G. Land and H. E. Nursten. edited by D. R. Holmes and A. Rahmel edited by Daniel H. Levine and Dawn Nagar. edited by David J. Williams and Paul Rogers. edited by Duane A. Haugen.